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Hibernating Bears Provide Clue to Preventing Serious Clots in Humans
Hibernating Bears Provide Clue to Preventing Serious Clots in Humans
Low levels of the clotting factor HSP47 protect the sleeping giants from blood clots, and the same may be possible for humans and other mammals.
Low levels of the clotting factor HSP47 protect the sleeping giants from blood clots, and the same may be possible for humans and other mammals.
bears
It’s a Bear-Eat-Bear World: Understanding Cannibalism in the Largest Land Carnivores
Raegan Scharfetter | Jul 20, 2022 | 3 min read
A new review seeks to understand why the animals sometimes devour members of their own species.
Image of the Day: Bear Sinuses
Amy Schleunes | Apr 10, 2020 | 2 min read
A new study finds that the extinct European cave bear’s large sinuses represent a tradeoff between hibernation length and the flexibility of their diets.
Congress Considers Endangered Species Act Amendments
Jef Akst | Sep 27, 2018 | 2 min read
Opponents of the proposal call the changes a “wildlife extinction package.”
Image of the Day: Bear Bones
Sukanya Charuchandra | Aug 28, 2018 | 1 min read
Modern brown bears carry DNA from extinct cave bears that lived during the Ice Age.
Hibernation Helpers
Catherine Offord | Feb 7, 2016 | 2 min read
Gut microbes may help regulate the metabolic changes a bear experiences before and during hibernation, scientists show.
“Yeti” Just a Himalayan Bear?
Jenny Rood | Mar 17, 2015 | 2 min read
Latest analysis suggests the yeti is a known bear species, not the new, hybrid species suggested by a previous study.
How Bulgy Bears Keep Diabetes at Bay
Jyoti Madhusoodanan | Aug 7, 2014 | 1 min read
A genetic switch in hibernating bears keeps the animals from becoming insulin-resistant.
The Polar Bear’s Prehistoric Past
Ed Yong | Jul 23, 2012 | 4 min read
Genomic analyses reveal that the polar bear evolved between 4 and 5 million years ago, far earlier than previous studies had estimated.