The brown bear (Ursus arctos) is the most widely distributed bear species on the planet, with 55,000 found in North America. But its numbers in the Lower 48—where it’s known only as a grizzly ...

Ancient brown bear genomes sheds light on Ice Age losses and survival. ScienceDaily . Retrieved June 2, 2025 from www.sciencedaily.com / releases / 2024 / 01 / 240124132820.htm ...

But in western states with mountain meadows, over half of the black bears are brown, cinnamon or blond. "Light-colored fur reduces heat stress in open sunlight and allows the bears to feed longer ...

Scientists had wondered if this bear might be a brown bear-polar bear hybrid, but the new research finds that, “This bear is not a hybrid, but simply a light-colored brown bear,” says University at ...

But not all brown bears are grizzly bears. Sometimes a name is just a name. ... TYRP1 R153C was associated with the cinnamon color in black bears and the chocolate and light brown colors, ...