Polar bears are not only the largest bears, they are the largest land predators in the world. So, when it comes to size, how ...

Most polar bear populations will collapse by the end of the century if global warming continues at the current pace, a new University of Toronto Scarborough study has found. The study is the first to ...

Why did the brown bear evolve into the polar bear? Animation describing how ... After watching the clip, students could create a flow chart describing the process of how bears have adapted to ...