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December 24, 2024

Another Plant First on iNat! - Observation of the Week, 12/24/24

Our Observation of the Week is the first Trachymene acrotricha plant posted to iNaturalist! Seen in Indonesia by @ojan_thayyeb.

This past July, Ojan Thayyeb and his colleagues from the Celebica Foundation journeyed to Sulawesi’s Mount Latimojong, to study the Mountain Anoa population there. 

The main focus of Oyan’s research is plants, however, and he’s inventoried many plant populations and collected specimens for herbaria across Sumatra. “Since college,” he says, “my passion for plants has only grown stronger. I always feel excited when encountering different plant species and strive to document them, especially during surveys or while climbing mountains.”

So, while he and the team from the Celebica Foundation were setting up camera traps to study the anoa, he

also documented some of the plant species on Mount Latimojong, including rhododendrons and Trachymene acrotricha, which I just identified and uploaded to iNaturalist. Latimojong is one of Sulawesi's tallest mountains and is included in the Seven Summits of Indonesia. It is renowned for its unique biodiversity, featuring flora and fauna, such as the mountain Anoa and endemic species of rhododendrons.

Members of Trachymene belong to the Ivy family (Araliaceae), and range from Australia to the islands of southeast Asia. It’s addition to iNat this month helped bring the entire database past the 500,000 taxa mark!

Ojan (above, center, on Mount Latimojong) joined iNat back in 2017 but started actively using it for plant identification just last year. 

This December, I decided to start uploading photos of the plants I documented during my surveys and to provide references for each species. Many plants only have herbarium images and lack direct field images, so I wanted to contribute to this effort. I am now committed to actively sharing every observation I make in the field, enabling me to share information and seek assistance from experts in accurately identifying the plants I encounter.

iNaturalist is an invaluable platform that helps me find photos of plants worldwide. I also use it to identify birds and reptiles I document to find their scientific names. This platform dramatically assists researchers who want to see photos of specific species. Additionally, the extensive network of experts within various taxa worldwide facilitates interaction among all users, allowing us to appreciate the uniqueness and beauty of Earth's creations.

(Also in the photo: Left: head of the Celebica Foundation, Anggra Alfian, and Right: a member of the flora division, Adrianus Tombi. Some quotes have been lightly edited for clarity.)


- check out past Observations of the Week from Indonesia like this snake-and-spider photo from @fhadlikennedi and a weevil from @janusolajuanboediman!

- in our first Identifier Profile we met @naufalurfi, a spider identifier from Indonesia!

Posted on December 24, 2024 09:34 PM by tiwane tiwane | 9 comments | Leave a comment

December 23, 2024

Identifier Profile: @nmhernandez

This is the twenty-seventh entry in an ongoing monthly (or kind of monthly!) series profiling the amazing identifiers of iNaturalist. 

Aphids! There are currently over 264,000 verifiable observations of this common yet notoriously difficult-to-identify insect family on iNat, and Natalie Hernandez (@nmhernandez) has identified more of them than anyone else!

Growing up in the US state of Wisconsin, Natalie’s always been into animals and says:

I absolutely loved ZooBooks as a kid and exploring the yard for whatever I could find. I raised my first Black Swallowtail caterpillars when I found them on our garden parsley when I was 8. I’ve had just about every “pet” you can imagine. Cats, dogs, gerbils, cockatiels, parakeets, a pacific parrotlet, chinchillas, snakes, tarantulas, praying mantises, cockroaches, leopard geckos, fish, salamanders, frogs… probably others I’m forgetting. I also worked with large animals as barn crew for the vet school’s large animal clinic when I was an undergrad [at the University of Wisconsin]. Loved that job. Currently it’s my job to ID all insects and their relatives, but aphids are my specialty.

After earning her undergraduate degree, she moved to California for two years then returned to Wisconsin for graduate studies. A professor there reached out to her and, noting that she was good at identification, asked her if she wanted to work on a project he had some funding for.

I trapped winged aphids in the potato fields of Wisconsin trying to get a better idea of how Potato Virus Y was spread, since it's vectored by aphids. We didn't get much useful virus data, but definitely had a lot of useful aphid flight data after that. Once I graduated and got my job with the USDA as an Area Identifier I had to choose a taxonomic specialty. Aphids are so hard and I'd already spent a lot of time learning how to ID them, so I just decided to stick with the family for my specialty. Didn't realize how few people are aphidologists, so now I feel like I really need to spread my knowledge!

And so far on iNat, she’s identified nearly 57,000 aphid observations and added a ton of helpful comments and questions when doing so. She usually starts out identifying aphids in the United States as that’s what she’s most familiar with, and tries to identify the “easier” species first. For more difficult observations, she relies on resources such as Influential Points, Aphids on the World’s Plants, and sometimes she’ll bring her rare aphid books as well.

Aphids are just difficult to ID in general, so trying to ID them from pictures can be impossible. They often need to be chemically cleared and slide mounted to see identifying characters, so we might not be able to see certain characters in pictures. They’re also generally hostplant specific, so keys are arranged by hostplant genera. If hostplant is unknown that makes identifying them even harder.

Scientific accuracy is important, but also it helps me learn. It helps keep my aphids identifying skills sharp.


Having a tough time getting your aphid observations identified to the species level? Unfortunately, as Natalie says below, it’s often not possible with standard photos, but getting hostplant info is really helpful!

Just try your best and keep in mind aphids are hard. Getting numerous pictures of different specimens in a colony can be helpful, different angles can be helpful. If you aren’t sure what the hostplant is get pictures of that too and try to post it as a separate observation for ID on iNat. Some aphids will just be impossible to ID no matter what though.


In addition to keeping her identification skill sharp, Natalie says that iNat observation often turn up species in places where they’re not “supposed” to be, which is helpful. 

I see a lot of interesting observations on iNat, and I think it’s particularly interesting to see species that aren’t supposed to occur in North America in North America. California is especially prone to adventive or invasive species so I’ve seen a few Asian species that aren’t supposed to be here. Lipaphis alliariae, the Garlic Mustard Aphid is also definitely established in the US even though it’s not “supposed” to be. 


Did you know that aphids often reproduce by giving birth to clones

Posted on December 23, 2024 08:06 PM by tiwane tiwane | 45 comments | Leave a comment

December 18, 2024

500,000 Taxa on iNaturalist!

We've reached an incredible milestone — 500,000 unique taxa documented on iNaturalist! According to 2022 IUCN estimates, that’s nearly a quarter (23%) of all known species on Earth.

A unique capacity to census 100k+ species annually

Remarkably, 64% of these 500,000 taxa were observed within the last year. For context, the Smithsonian National Museum of Natural History (NMNH) took 200 years of specimen collection and processing to record 530,000 taxa. Recently, DNA barcoding initiatives like the International Barcode of Life Consortium have made incredible strides, but require multiple years to process hundreds of thousands of taxa.


Right now, iNaturalist is the only initiative on Earth capable of cataloging hundreds of thousands of species within a single year.


All Remaining Unobserved Birds

Birds stand out as a group where nearly all of the species have been observed on iNaturalist. The map below highlights the 349 bird species (2%) yet to be recorded on the platform.

You can track these remaining species as they’re documented in real-time here. In fact, Ainley’s Storm-Petrel was observed while we were finalizing this post!

Remaining Unobserved Reptiles, Amphibians, and Mammals

For reptiles, amphibians, and mammals there are about 10 times as many unobserved species as there are for birds. Like birds, most unobserved species only remain in tropical regions. This is not the case for groups like fishes, plants, invertebrates, and fungi where there are still many species left to observe in all parts of the globe.

The maps below show:

  • Nearly all of the ~3,000 (24%) remaining unobserved reptiles (thanks @uetz for providing localities)
  • About half of the ~3,000 (32%) remaining unobserved amphibians
  • About half of the ~2,000 (34%) remaining unobserved mammals.
    • Some locations may be inaccurate. If you’d like to help improve the data by fixing errors or filling gaps, please edit the linked spreadsheets.

      Reptiles

      Amphibians

      Mammals

      Comparing iNaturalist and the Smithsonian NMNH

      The table below compares the number of species recorded by iNaturalist and the Smithsonian NMNH, alongside IUCN’s total species estimates. The similarities are striking, given their vastly different approaches and timescales.

      Group IUCN all species estimates iNaturalist Smithsonian NMNH
      All groups 2,161,755 500,352 529,800
      Vertebrates 74,420 46,217 48,912
      Amphibians 8,536 5,803 2,972
      Birds 11,188 10,976 8,438
      Fishes 36,367 16,138 27,573
      Mammals 6,596 4,357 5,408
      Reptiles 11,733 8,943 4,521
      Invertebrates 1,521,459 256,992 273,590
      Insects 1,053,578 202,896 163,255
      Molluscs 113,813 17,954 39,087
      Arachnids 110,615 15,364 4,400
      Corals 5,574 2,390 6,194
      Crustaceans 80,122 8,008 14,573
      Horseshoe crabs 4 4 20
      Velvet worms 210 96 6
      Other invertebrates 157,543 9,353 37,497
      Plants 424,335 168,511 188,557
      Ferns and Allies 11,800 5,486 8,663
      Flowering plants 369,000 155,524 167,958
      Gymnosperms 1,113 936 1,136
      Red algae 7,568 1,376 2,347
      Green algae 12,929 856 933
      Mosses 21,925 3,846 6,776
      Fungi and protists 141,541 27,893 24,671
      Brown algae and protists 4,541 4,000 15,892
      Lichens 17,000 3,968 6,699
      Mushrooms 120,000 19,925 1,806

      Thank you!

      iNaturalist has ventured into a new frontier for global biodiversity monitoring. In the Heinz Award interview below (released this week), @loarie explains the scale and significance of the iNaturalist dataset between minutes 1 and 2.

      This massive collection of biodiversity records wouldn't exist without the incredible iNaturalist community of observers, identifiers, taxonomy curators, advocates, and supporters. We're so grateful that you've joined us in this unique global effort to census the world's species!


      If you’d like to help us reach 1 million taxa, please consider making a donation below!

      Donate to iNaturalist


Posted on December 18, 2024 08:21 PM by loarie loarie | 83 comments | Leave a comment

December 17, 2024

iNaturalist and KARMA: A New Way to Support Biodiversity

Introducing KARMA

KARMA is the world’s first search engine designed to preserve biodiversity and promote animal welfare. By tapping into the $300+ billion sponsored links market, KARMA turns everyday online searches into meaningful support for nonprofit partners like iNaturalist.

How It Works

Like other search engines, KARMA displays sponsored links with each search. The difference? Instead of keeping the profits, KARMA donates them directly to its nonprofit partners. Every time you search, you can help support causes you care about—at no extra cost. You can use KARMA by going to karmasearch.org or by making it the default search engine for your browser.

You can use it both on your smartphone by downloading their iOS or Android application, and on your computer by simply adding their browser extension (available for Chrome, Safari, Firefox, Edge, Brave, Arc). Making the switch only takes a few minutes and it’s completely free!

KARMA also offers additional features:

  • A “Learn & Act” news feed dedicated to biodiversity and animal welfare, with resources to take action like petitions, challenges, and citizen science projects.
  • Stunning background images of nature, including photos from the iNaturalist community like this mantis by @squiresk:

Here’s what a search for iNaturalist looks like on KARMA:

Why We Partnered with KARMA

We’re excited about KARMA because it empowers people to align their online activity with their values. At iNaturalist, we encourage everyone to engage with the world in ways that protect and understand nature. With KARMA, even your everyday searches can help sustain the biodiversity we all cherish.

If just 1% of the 6 million people who used iNaturalist last month switched to KARMA for their daily internet searches, they could generate ~$2 million in donations to iNaturalist each year which was more than half of our 2024 operating budget.

We invite you to give KARMA a try and turn your online searches into positive impact! The more you use KARMA, the more support their nonprofit partners receive.

Try KARMA


Posted on December 17, 2024 08:35 PM by carrieseltzer carrieseltzer | 26 comments | Leave a comment

December 14, 2024

The iNaturalist Team is Growing!

We’re excited to welcome six new members to the iNaturalist team—three joining our staff and three joining our board of directors.

New Staff Members

Joanne Lin, Senior Product Manager

In December, Joanne Lin joined iNaturalist as our first Senior Product Manager. Joanne brings extensive experience in product management, most recently at simplehuman, and is a member of the iNaturalist community. She will collaborate closely with our engineers and designers to enhance our products and help us better achieve our goals.

Jeanne Braha, Head of Development

In January, Jeanne Braha will become our new Head of Development. Jeanne brings extensive experience in fundraising and leadership within nature-focused nonprofits. Most recently, she served as Executive Director of the Rock Creek Conservancy in Washington D.C., an organization that has used iNaturalist extensively. She will focus on creating robust financial support for iNaturalist to thrive long into the future.

Alison Young, Director of Outreach Programs

Also in January, Alison Young will transition from the iNaturalist Board to become our first Director of Outreach Programs. As Co-Director of the Center for Biodiversity and Community Science at the California Academy of Sciences and Co-Founder of the City Nature Challenge, Alison has collaborated closely with iNaturalist for years. In her new role, she will work with our engagement team to help grow and support the iNaturalist community.

New Board Members

Lucas Joppa

Dr. Lucas Joppa is recognized worldwide for his leadership in environmental sustainability, technology, and AI-driven solutions. Formerly Microsoft’s first Chief Environmental Officer, he was named to Fortune’s "40 Under 40" list and is one of the most frequently cited scientists in his field. Currently a Senior Managing Director at Haveli Investments, Lucas is dedicated to using technology to transform how we monitor, model, and manage Earth’s natural resources.

Amber Mace

Dr. Amber Mace is the Managing Director/Chief of Strategic Partnerships at the California Academy of Sciences. Before joining the Academy in 2023, Amber led prominent state, academic, and nonprofit institutions. She holds a BA in Geography from UC Berkeley, a PhD in Ecology from UC Davis, and an MBA from the Wharton School. In addition to serving on the iNaturalist Board, Amber also sits on the boards of the San Francisco Estuary Institute and California Sea Grant.

Nick Grandy

Nick Grandy co-founded Outschool, an online education platform that has reached millions of K–12 learners worldwide. An early employee at Airbnb and a former high school physics teacher, Nick holds degrees in Astronomy and Computer Science from Harvard and Oxford. He currently lives in San Francisco with his family and loves exploring nature with Seek by iNaturalist.

Looking Ahead

We’re excited about the diverse expertise and perspectives these new team members will bring to iNaturalist. Their contributions will help us continue to evolve our platform, strengthen our community, and further our mission to build a global movement for nature. We look forward to working together to shape the future of iNaturalist!

Posted on December 14, 2024 01:03 AM by loarie loarie | 14 comments | Leave a comment

December 11, 2024

November 2024 News Highlights

Happy December! Here are Our November News Highlights. If you missed last month's highlights you can catch up here.

Enriching the Lives of Millions of Nature Explorers


iNaturalist empowers anyone with a smartphone to discover the diversity of nature

In November, nearly 6 million people used iNaturalist. Here are some recent efforts that expanded the community and made headlines.

iNaturalist on college campuses!

  • Auburn edges Alabama in the 2024 Marble Bowl: The annual Marble Bowl is a great example of universities engaging with nature through iNaturalist.

Dawson College campus biodiversity image

Photo by @kcollin

Three Butterfly Projects From Around the World

Butterfly research training in Nepal

Photo by @bimalrajshrestha

Accelerating Global Biodiversity Science


Crowdsourcing the World's Most Important Global Biodiversity Database

Lost Worm Photobombing Seahorse Photos and Other Discoveries

iNaturalist Used to Vet XPRIZE Winners and Other Conservation Tech News

Chagas Disease Mapping

A new Nature Scientific Reports study utilized hundreds of iNaturalist observations of vector insects to pinpoint potential Chagas disease transmission zones, aiding in disease prevention and public health efforts.

Chagas disease distribution map

Protecting Critical Habitats and At-Risk Species


Powering On-the-Ground Conservation Projects

Habitat Restoration

Campus bird conservation project image

Invasive Species Detection

A new study highlights iNaturalist’s key role in early detection and management of invasive species. One notable example: @giulsinclair’s observation of a new invasive lace bug in London, showcasing the platform’s citizen science power.

Invasive lace bug image

Photo by @gernotkunz

Rare Species Awareness

From @yuunikorn’s observation of a humpback whale in New York City to spottings of rare native Chinook salmon in Oakland, iNaturalist observations foster awareness and spur action to protect biodiversity—even in bustling urban environments.

iNatters in the News


Check out three iNatters who made the news last month:



Thank you to everyone who joined us on iNaturalist this November! If you’d like to help iNaturalist continue building this global movement for nature, please consider becoming a supporter.

Donate to iNaturalist


Posted on December 11, 2024 05:45 AM by loarie loarie | 10 comments | Leave a comment

December 10, 2024

A Cold Day to See a Cool Cat - Observation of the Week, 12/10/24

Our Observation of the Week is this Mongolian Pallas' Cat (Otocolobus manul manul, Мануул/Manul in Mongolian), seen in Mongolia by @dovchindorj!

“Mongolia recently celebrated Independence Day as a public holiday, with everyone taking the opportunity to enjoy some time off,” explains Dovchoo, a Mongolian conservationist.

On that day, fresh snow blanketed the ground, and the temperature dropped to -20°C (-4°F). Despite the bitter cold, the sight of fresh snow ignited my excitement to observe animal tracks, and I decided to make the most of the weekend.

We headed to a mountain steppe about 50 km from the capital. By sheer luck, we came across fresh tracks of a manul. Using binoculars, we spotted it resting near a bush not far from us and managed to take a picture. Despite the cloudy sky and freezing weather, we felt incredibly satisfied with our find.

In addition to the manul, we also observed and photographed a few birds, including the Mongolian Pika. Other than the tips of our fingers becoming slightly numb, the weekend turned out to be a great success.

Pallas’ cat (of which this is a subspecies) is a relatively small - 46 to 65 cm (18 to 26 in) in length, not including tail - wild cat species that ranges across much of central Asia. It prefers grasslands, shrublands, and rocky hillsides and is fine with some snow cover. Members of the species prey on small mammals.

Dovchoo (above, observing wild horses) spent his childhood in village on the banks of a major Mongolian river, and tells me

From an early age, I loved exploring the riverbank with my friends, fishing, discovering nests of ospreys, terns, and ducks, and observing how sunbirds cleverly build their nests and dart through the grass unseen. We often chased rabbits and picked berries in the fall, immersing ourselves in the beauty of nature.

This passion led me to pursue a career in wildlife conservation. My main research focuses on the unique and endangered species of the Gobi Desert, such as the wild cat, the wild camel, and the Mazaalai bear. In truth, I have a deep love for all creatures with fur, claws, and feathers.

A member of iNat since June of 2021, Dovchoo uses it quite a bit in his work.

[iNaturalist] has become a significant source of research for me. I am constantly searching for the distribution of new species in Mongolia, particularly near the border. I also work on creating distribution maps by recording the locations of the species I encounter. I believe this is an invaluable resource for researchers to utilize.

At the same time, it serves as a wonderful platform to share my research and photos with like-minded individuals around the world. Through this platform, I connected with the International Otter Conservation Fund, and I was thrilled to celebrate World Otter Day with them last year.

(Photo of Dovchoo by Zoljargal E. Some quotes have been lightly modified for clarity.)


- check out some BBC footage of a Pallas’ cat!  

- there are over 90k observations from Mongolia, here are the most-faved ones!

Posted on December 10, 2024 05:53 PM by tiwane tiwane | 17 comments | Leave a comment

November 19, 2024

Poreleaves on the Uruguayan Coast - Observation of the Week, 11/19/24

Our Observation of the Week is Porophyllum linifolium plant, seen in Uruguay by @msilvera!

As a child growing up in Uruguay, Mauricio Silvera and his family were always interested in nature. Then a camera joined the picture.

As the years passed I started to get more interested on animals (mainly bugs and birds) but it wasn’t until 9 or 10 years old that my father bought a small Coolpix camera to take pictures of stars and satellites, and every time he forgot to put the camera back on a safe place I would just grab it and run to our backyard to take many pictures of as many bugs and birds as possible, mostly on a passionfruit plant we had that hosted a lot of beetles, carpenter bees and stink bugs, and the birds that were perched on the trees too.

Now a biology student at Universidad de la República, Mauricio continues to be an active birder, a bird guide, and photographer who is involved with many ecological organizations.

Earlier this month he and a friend were bird watching at Punta Ballena, a small peninsula.

Punta Ballena is a magical place in southern Uruguay which hosts tons of interesting species and has some endemic plants, which is quite unique since the small size of the country doesn’t allow for much endemism. But Punta Ballena is one of the only places all across Uruguay that has rocky cliffs and that provide a very unique microhabitat for many species. 

Unfortunately, this site is under a lot of pressure from some real estate developers who want to construct a private resort that is projected to harm endemic plant habitat. So I think sharing the high environmental and ecological value of this amazing place might lead to different considerations about the project’s development.

Porophyllum linifolium is not a Uruguay endemic, it’s also found in Brazil and Argentina, and members in this genus hae the English common name of “poreleaves”. Porophyllum species range from North America to about as far south as Buenos Aires, and their leaves exude fragrant oils which may deter insects.

Mauricio (above, with his trusty camera) posts his sightings to iNat as a way to share his photography but also because it puts him in touch with experts. 

What is most important, and the major reason I use iNaturalist, is the continuous exchange and feedback you get with experts all around the world. Most insects and other taxa here are not really well known, so it's always a good place to ask for help with identification and becoming more knowledgeable about our local species. It did really change the amount of information and knowledge you have available. Having the opportunity to discover what surrounds us in such a practical way is astonishing.

(Photo of Mauricio by Jorge J. Chamorro. Some quotes have been lightly edited for clarity.)


- here are the most-faved Porophyllum observations on iNat!
- the first plant Observation of the Week from Uruguay is a remarkable orchid!

Posted on November 19, 2024 06:48 PM by tiwane tiwane | 5 comments | Leave a comment

November 13, 2024

Patience Under a Palm Leaf - Observation of the Week, 11/13/24

Our Observation of the Week is this Malaysian Rail-Babbler (Eupetes macrocerus), seen in Malaysia by @ck_chan

A resident of the Kuala Lumpur area, Chan Chee Keong’s interest in nature began when quarantining during the COVID-19 pandemic.

Confined to home, I found myself observing the animals and birds that frequented our garden, with the White-throated Kingfisher being a particularly captivating presence. That initial fascination with its striking colors sparked a desire to capture the beauty of wildlife through photography. Birding has since become a cherished hobby, giving me a sense of purpose and inspiring me to document as many of my country’s beautiful birds as possible. This endeavor has added new meaning to my life.

As I delved deeper into this hobby, I began exploring new locations and formed friendships with fellow birders. During the quiet of quarantine, I noticed that rare birds and animals appeared more frequently in our neighborhood park—an occurrence that seemed to fade as human activity resumed post-COVID. This shift underscored for me the vital role of conservation in preserving natural habitats for wildlife.

Last month he heard about sightings of a Malaysian Rail-Babbler, a reclusive bird, in a nearby reserve so he set out to try and find it. Concealing himself behind a palm leaf cover, he waited patiently and eventually was able to photograph the bird after it hopped into a nearby log.

Living and hunting around the forest floor, not too much is known about the Malaysian Rail-Babbler because of its shyness. Its population has been decreasing, however, due to habitat loss from clearing of primary forests.

Chan Chee Keong (above) joined iNat in 2020 and tells me

I use iNaturalist as a database to document my wildlife observations, and I try to embark on nature excursions at least twice a month, despite a busy schedule as an orthopedic surgeon. These excursions, coupled with interactions with fellow nature enthusiasts from the Malaysian Nature Society and Wild Bird Club of Malaysia, have deepened my understanding of the crucial link between conservation efforts and the protection of wildlife habitats.


check out this footage of a calling Malaysian Rail-Babbler!

Posted on November 13, 2024 04:47 PM by tiwane tiwane | 10 comments | Leave a comment

November 8, 2024

New Computer Vision Model (v2.17) with over 1,000 new species!

We've released v2.17 today with 1,145 new species (95,903 taxa up from 94,758). This new model was trained on data exported on September 29th, 2024.

Here's a graph of the model's release schedule since early 2022 (segments extend from data export date to model release date) and how the number of species included in each model has increased over time.

The graph below shows model accuracy estimates using 1,000 random Research Grade observations in each group not seen during training time. The paired bars below compare average accuracy of model 2.16 with the new model 2.17. Each bar shows the accuracy from Computer Vision alone (dark green) and Computer Vision + Geo (green). Overall the average accuracy of 2.17 is 87.5% (statistically the same as 2.16 at 87.6% - as described here we probably expect ~2% variance all other things being equal among experiments).

Here is a sample of new species added to v2.17:

Posted on November 8, 2024 07:35 PM by loarie loarie | 10 comments | Leave a comment

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