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New open access article in Ursus!

“Detecting occurrence and timing of grizzly bear parturition based on anomalies in accelerometer data” by Roberts et al.

bioone.org/journals/urs...

#bearresearch #bearbiology #grizzlybear #brownbear
August 5, 2026 at 12:16 AM
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The official 2026 Volume 37 Ursus cover has been chosen by your votes! The selected photo was captured by Arthur Lefo.

Thank you to everyone who submitted photos. It was great to see so much interest and involvement!

#bearbiology #bearresearch #bearconservation #science
New cover of Ursus volume 37.
January 22, 2026 at 9:53 PM
ibabearbiology.bsky.social
Submit your article for the spring 2026 issue of International Bear News before 5 February, 2026.

Please submit your article to the correct correspondent in your area. Please view IBN submission details on our website: www.bearbiology.org/publications...

#BearNews #BearResearch #BearBiology
Brown bear laying on stomach with arms outstretched next to body of water. On-screen text has deadline to submit article for IBN.
January 13, 2026 at 5:47 PM
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What a year it’s been for IBA and our global bear community! 🐻

Thank you to our members, partners, and supporters for making this work possible. Your support helps advance the science and collaboration needed to conserve all eight bear species.

#BearConservation #BearResearch #BearBiology #Bears
Poster with images of bears and highlights of IBA’s year. Poster with images of bears and highlights of IBA’s year.
January 12, 2026 at 4:28 PM
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The deadline to submit abstracts for the 29th IBA Conference is 15 February 2026!

We welcome abstract submissions for both oral presentations and poster sessions covering all aspects of bear research, ecology, conservation, and management.

More details: conference.bearbiology.org

#BearBiology
Small village on a mountainside in Central Apennines, Italy.
January 6, 2026 at 11:48 PM
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Registration for the upcoming IBA Conference in Pescasseroli, Italy is NOW OPEN!

20-25 September, 2026
Pescasseroli, Italy

Register now or learn more at: conference.bearbiology.org

We hope to see you there!

#bearbiology #bearesearch #bearconservation
Brown bear stands at forest edge. Announcing opening of registration for the 29th IBA Conference. Landscape of Central Apennines. Invitation to attend the conference with website to find more information.
November 24, 2025 at 4:16 AM
ibabearbiology.bsky.social
Did you know? 🐻‍❄️

Pregnant female polar bears can fast for up to 8 months a year.

Want to learn more about bears? Check out our species pages and explore the fascinating adaptations of all 8 bear species: www.bearbiology.org/the-eight-be...

#bearbiology #bearconservation #polarbear #bearresearch
Polar bear stands on sea ice looking at camera with “did you know?” fact at the bottom. Same image of polar bear with text overlaid describing a pregnant polar bear’s fasting period. References: 1. Messier, F., M.K. Taylor, and M.A. Ramsay. 1994. Denning ecology of polar bears in the Canadian Arctic Archipelago. Journal of Mammalogy 75:420–430. doi: 10.2307/1382563 2. Ursus maritimus (Polar bear) (webpage). International Association for Bear Research and Management. 3. Rode, K.D., J.D. Reist, E. Peacock, and I. Stirling. 2010. Comments in response to “Estimating the energetic contribution of polar bear (Ursus maritimus) summer diets to the total energy budget” by Dyck and Kebreab (2009). Journal of Mammalogy 91:1517–1523. doi: 10.1644/09-MAMM-A-399.1 4. Rode, K.D., C.T. Robbins, L. Nelson, and S.C. Amstrup. 2015. Can polar bears use terrestrial foods to offset lost ice-based hunting opportunities? Frontiers in Ecology and the Environment 13:138–145. doi: 10.1890/140202 5. Stirling, I., and A.E. Derocher. 2012. Effects of climate warming on polar bears: a review of the evidence. Global Change Biology 18:2694–2706. doi: 10.1111/j.1365-2486.2012.02753.x 6. Robbins, C.T., C. Lopez-Alfaro, K.D. Rode, Ø. Tøien, and O.L. Nelson. 2012. Hibernation and seasonal fasting in bears: the energetic costs and consequences for polar bears. Journal of Mammalogy 93:1493–1503. doi: 10.1644/11-MAMM-A-406.1 Same image of polar bear with infographic over top, showing a general timeline of a year in a polar bear’s life. References: 1. Messier, F., M.K. Taylor, and M.A. Ramsay. 1994. Denning ecology of polar bears in the Canadian Arctic Archipelago. Journal of Mammalogy 75:420–430. doi: 10.2307/1382563 2. Ursus maritimus (Polar bear) (webpage). International Association for Bear Research and Management. 3. Rode, K.D., J.D. Reist, E. Peacock, and I. Stirling. 2010. Comments in response to “Estimating the energetic contribution of polar bear (Ursus maritimus) summer diets to the total energy budget” by Dyck and Kebreab (2009). Journal of Mammalogy 91:1517–1523. doi: 10.1644/09-MAMM-A-399.1 4. Rode, K.D., C.T. Robbins, L. Nelson, and S.C. Amstrup. 2015. Can polar bears use terrestrial foods to offset lost ice-based hunting opportunities? Frontiers in Ecology and the Environment 13:138–145. doi: 10.1890/140202 5. Stirling, I., and A.E. Derocher. 2012. Effects of climate warming on polar bears: a review of the evidence. Global Change Biology 18:2694–2706. doi: 10.1111/j.1365-2486.2012.02753.x 6. Robbins, C.T., C. Lopez-Alfaro, K.D. Rode, Ø. Tøien, and O.L. Nelson. 2012. Hibernation and seasonal fasting in bears: the energetic costs and consequences for polar bears. Journal of Mammalogy 93:1493–1503. doi: 10.1644/11-MAMM-A-406.1
September 10, 2025 at 6:47 PM
ibabearbiology.bsky.social
🐻 We are introducing some of our dedicated IBA members, spanning the globe and working to protect and conserve all 8 bear species. 🌍

You can help support their vital work by donating to the IBA today.

bearbiology.org

#bearresearch #bearconservation #bearbiology #savebears
August 13, 2025 at 6:55 PM
ibabearbiology.bsky.social
Meet Aurora Donatelli, IBA Student Council member representing Europe!

Aurora recently earned her PhD in Environmental and Evolutionary Biology. Swipe through to learn more about her role on our student council.

www.bearbiology.org/about/council/

#BearBiology #BearResearch #Bears
A woman stands in a field of flowers, smiling at the camera. On-screen text reads: “Student Council Spotlight: Aurora Donatelli” with the IBA logo. Aurora speaks into a microphone behind a podium. Text on screen introduces her. Aurora stands outdoors looking out over a lush, mountainous landscape. Text on screen discusses her future plans with her PhD. Aurora smiles at the camera while standing on a snowy landscape. A sign behind her reads: “Beartooth Pass Summit. Elev. 10,947 ft.” On-screen text describes her role in the student council.
July 25, 2025 at 4:32 PM
ibabearbiology.bsky.social
URSUS is IBA's peer-reviewed journal and includes articles on all aspects of bear management and research. We are featuring Vickowski and Van Horn’s “Andean bears below the Andes”.

View the full post: www.instagram.com/ibabearbiology

#andeanbear #bearresearch #bearbiology #peruwildlife #peru
Close up image of Andean bear, with title of paper, authors, IBA logo & Ursus, 2024 (35e19). 6 camera trap images of Andean bears, with description of other species that were captured on the cameras. 3-image collage that were taken during the study. Image of each of the authors in the field, as well as a photo of bear scratches on a tree. Photo of Ursus cover with text encouraging biologists to publish their work in Ursus.
July 15, 2025 at 9:28 PM
ibabearbiology.bsky.social
The new Ursus Index lets you search every article published in IBA’s peer-reviewed journal, Ursus, all the way back to 1968!

This is a great resource to access over 1,000 articles on bear research.

Head to our website to try it out! bearbiology.org

#BearConservation #WildlifeResearch #BearBiology
June 30, 2025 at 7:00 PM
ibabearbiology.bsky.social
Support bear conservation around the world by donating cryptocurrency to IBA through The Giving Block! 🐻

Donate: thegivingblock.com/donate/inter...

#bearconservation #bearbiology #bearresearch #crypto #cryptocurrency #cryptodonation #wildlifeconservation
Panda bear eating bamboo with IBA logo and “Cryptocurrency Donations”.
June 16, 2025 at 2:32 PM
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Despite their name, black bears can be black, brown, cinnamon, or even blonde. They have strong limbs for climbing, a keen sense of smell, and can gain over 100 lbs in fall to prepare for winter torpor. #BearBiology #WildlifeResearch #SciComm photo: Outdoors International
Collage of black bear images of different colors, including chocolate, glacier kermode, glacier blue, blonde, black, and cinnamon.
June 7, 2025 at 5:17 PM
ibabearbiology.bsky.social
Do you have bear news you want to share? 🗞️ Submit your article for the summer 2025 IBN before June 5, 2025.

Please view IBN submission details on our website: www.bearbiology.org/publications...

#bearresearch #bearconservation #bearbiology #bears #conservation #science #internationalbearnews
Image of a polar bear from the neck up, with text reading “international bear news. Submission deadline June 5th” Image of a polar bear from the neck up, with text describing the type of articles that can be published in IBN. IBA Logo.
May 28, 2025 at 10:06 PM
ibabearbiology.bsky.social
In honor of International Sun Bear Day (May 16), we want to show our appreciation for this “vulnerable” (IUCN) species.

Learn more about sun bears or help our bear conservation efforts by visiting: bearbiology.org

#sunbearday #sunbears #bearconservation #bearresearch #bearbiology
May 17, 2025 at 11:07 PM
ibabearbiology.bsky.social
The Spring 2025 edition of International Bear News is now available! 🐻

Download your copy today to stay updated on the latest in bear research and conservation! 👇

www.bearbiology.org/download/ibn...

#BearResearch #BearConservation #bearbiology
May 9, 2025 at 3:58 PM
ibabearbiology.bsky.social
Happy Earth Day! 🌎

Together, we can make a difference. Join us in our mission to conserve these incredible animals and their habitats for generations to come. 🐻

Donate to IBA’s bear research and conservation efforts: bearbiology.org

#bearbiology #bearresearch #earthday #bearconservation
April 22, 2025 at 3:37 PM
ibabearbiology.bsky.social
We recently celebrated the 1,000th Ursus article! 🎉 In conjunction with that, IBA released a history of the journal, from conference proceedings in 1968 to the peer-reviewed journal we know today.

Read here: doi.org/10.2192/URSU...

@bioone.bsky.social

#bearconservation #bearbiology #bearresearch
April 8, 2025 at 3:57 PM
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Final reminder : the 26th EBBW is taking place from April 7-11 in Lake Placid, New York.

Sign up here: www.easternblackbearworkshop.org

#bearbiology #bearresearch #blackbearworkshop
March 27, 2025 at 3:58 PM
ibabearbiology.bsky.social
We’re excited to announce that the 29th IBA Conference will take place from September 20-25, 2026, in Pescasseroli, Italy—home to the endangered Apennine brown bear! 🐻

Stay tuned for details via email, our website, and social media.

We can’t wait to see you in Italy 🇮🇹 #IBAConference #bearbiology
March 17, 2025 at 5:34 PM
ibabearbiology.bsky.social
The official 2025 Volume 36 Ursus cover has been chosen! 

The selected photo was captured by PhD candidate Laura Saunders, who studies sun bears at the Bornean Sun Bear Conservation Centre (BSBCC).

Publish your bear research in our low-fee, peer-reviewed journal, Ursus. #bearbiology #bearresearch
March 10, 2025 at 4:32 PM
ibabearbiology.bsky.social
IBA’s new website is live! 

Our website is a great resource for all things bears. From news updates to interactive species pages and URSUS articles dating back to 1968 - you're bound to learn something when you visit our website. 

bearbiology.org

#bearbiology #bearconservation #bearresearch #bear
February 14, 2025 at 9:25 PM
ibabearbiology.bsky.social
The Fall 2024 edition of International Bear News is now available! 🐼

Don't miss out—download your copy today and stay updated on the latest in bear research and conservation!

www.bearbiology.org/download/ibn...

#bearconservation #bearnews #bearresearch #bearbiology
December 23, 2024 at 8:52 PM
ibabearbiology.bsky.social
3/3 - Donate to IBA: https://bearbiology.z2systems.com/np/clients/bearbiology/donation.jsp
International Association for Bear Research and Management
bearbiology.z2systems.com
December 3, 2024 at 2:05 AM
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Hi, #bearbiology anyone?
December 3, 2024 at 2:00 AM