Although polar bear cubs may be prey to other arctic carnivores, such as wolves, the only animals to naturally predate on adult polar bears and cubs are other polar bears. Cannibalism among polar bears is generally a res... More »

Polar bears have a variety of adaptations that allow them to survive in their Arctic homes. While many of their adaptations help them to hunt more effectively, other adaptations allow the bears to survive in the frigid t... More »

The polar bear is part of the Arctic ecosystem and a food web through which carbon cycles. The ecosystem comprises phytoplankton, algae, a variety of animals and the natural environment. More » Pets & Animals Mammals Bears

Climate change affects polar bears in many negative ways, including decreased access to food, lower survival rates for cubs, damages to polar bear dens and a decrease in overall polar bear population. Many scientists poi... More »

The adult polar bear is considered the top of the arctic food chain, with its only predators being other polar bears and humans. There is an increasing amount of polar bear cannibalism due to a lack of other foods to mee... More »

One specialized feature of polar bear anatomy is their development of webbed feet. Polar bears are highly efficient swimmers and are capable of traveling for hours at a time in the water without resting. Individual bears... More »

Activities suggested to help protect polar bears include fundraisers, riding a bike instead of driving a car and turning down the thermostat. Making a donation to an organization that protects polar bears, such as the Wo... More » Pets & Animals Mammals Bears