Mating season lasts from May through July. As in all bear species, fertilized embryos delay implantation in the female’s uterus. If a sow isn’t vigorous enough to sustain a pregnancy, ...

It is the continent’s smallest and most widely distributed bear species. Black bears are omnivores with their diets varying greatly depending on season and location. They typically live in ...

The great white polar bear is the youngest and largest of the world's bear species — a mighty hunter and fierce defender of its young that's among the world's most vulnerable animals. Two-thirds of ...

Moving forward, the review authors call for more research on four less-studied bear species—sloth bears, giant pandas, spectacled bears, and sun bears—and for more documented evidence of cannibalism ...

North America is home to the black bear, the grizzly bear, and the polar bear. These species all have slightly different body mechanics and different top speeds. For example, while healthy black bears ...

The zoo noted that a sloth bear has more in common with an anteater since both species use their long noses to hunt for food. Sloth bears have "rough, unruly hair" around the ears, shoulders and ...

All recovered fossils have since been ... the North American short-faced bear and the wolf-like Protocyon. The two species moved south and evolved into the new species discovered in Hoyo Negro.