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Winter is finally here, and bears are getting ready to find a den to hibernate in over the next few months. In Wyoming's Yellowstone National Park, one bear was caught prepping for his long sleep ...
Hibernation may last days, weeks, or months—depending on the species, ambient temperature, time of year, and the individual's body-condition. Before entering hibernation, animals need to store enough energy to last through the duration of their dormant period, possibly as long as an entire winter.
Grizzly bears also do not defecate or urinate throughout the entire hibernation period. The male grizzly bear's hibernation ends in early to mid-March, while females emerge in April or early May. [53] In preparation for winter, bears can gain approximately 180 kg (400 lb), during a period of hyperphagia, before going into hibernation. [54]
The Cantabrian brown bear, Iberian brown bear, or Iberian bear (formerly Ursus arctos pyrenaicus) is a population of Eurasian brown bears (Ursus arctos arctos) living in the Cantabrian Mountains of Spain. In Spain, it is known as the Oso pardo cantábrico and, more locally, in Asturias as Osu. It is timid and will avoid human contact whenever ...
A black bear cub rescued after being harassed and pulled out of a tree for a photo op has been released back into the wild.. Wildlife officials found the female cub wet and cold in a retention ...
The American black bear (Ursus americanus), or simply black bear, is a species of medium-sized bear endemic to North America. It is the continent's smallest and most widely distributed bear species. It is an omnivore, with a diet varying greatly depending on season and location. It typically lives in largely forested areas but will leave ...
Overall, the Climate Prediction Center, in its most recent winter forecast, said that despite the current eastern chill, a milder-than-average winter was still likely for the eastern and southern U.S.
Bears use shelters, such as caves and logs, as their dens; most species occupy their dens during the winter for a long period of hibernation, up to 100 days. Bears have been hunted since prehistoric times for their meat and fur; they have also been used for bear-baiting and other forms of entertainment, such as being made to dance.