Polar bears (Ursus maritimus) are one of 4 marine mammal species managed by the U.S. Department of Interior. The USGS Alaska Science Center leads long–term research on polar bears to inform local, state, national and international policy makers regarding conservation of the species and its habitat.
Why is it important to study polar bears?
Importance of polar bears. Polar bears are at the top of the food chain and have an important role in the overall health of the marine environment. Over thousands of years, polar bears have also been an important part of the cultures and economies of Arctic peoples.
How do scientists learn about polar bears?
How do we track the bears? Scientists observe the bears in their natural habitats and use radio collars to track their movements. The collar sends signals via satellite that are used to plot the bear’s path. Only female polar bears can be tracked using radio collars.
Why are polar bears so mean?
They have huge bellies to fill and take advantage of food as it presents itself. They’re also dangerous because they’re skilled apex predators: they can easily outrun a human, and knock its head off with a swing of its pawed fist.
Do polar bears eat fish?
Food Preferences & Resources
When other food is unavailable, polar bears will eat just about any animal they can get, including reindeer, small rodents, seabirds, waterfowl, fish, eggs, vegetation (including kelp), berries, and human garbage.
Do marine biologists study polar bears?
Marine mammalogists study the behaviour and habits of marine mammals. They can choose to specialize in: … other aquatic mammals (polar bears and sea otters)
Why does WWF track polar bears?
Our work. Tracking polar bears helps us to understand the impact that climate change and other threats are having on different polar bear populations. When fitting a bear with a collar, we obtain also important information about its health.
Why do they track bears?
Bears known to travel into urban and developed areas were safely tranquilized and fitted with a GPS collar that emits a signal, allowing park biologists to track their movements. … These interactions can be dangerous for both people and bears, often resulting in property damage and on occasion, bears being killed.