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"Polar bears are the first species to become endangered because of global warming. The sixth polar bear is a boss animal. The largest bear in the world and the Arctics top wildlife predator, polar bears are a powerful symbol of the strength and endurance of the Arctic. The U.S. Polar Bears are the thirty-fifth animal species. Polar bears live in areas where the oceans freeze, and their diet consists primarily of seals. Ursus maritimus. The U.S. FWS's Threatened & Endangered Species System track information about listed species in the United States The main and most popular interaction the polar bear experiences is that with seals. Endangered Species Act Listing. Polar bears have longer necks, narrower heads and smaller ears compared to other bears. There are 8 different types of polar bears, and all can be befriended in the stampede. Related Stories. Constantine John Phipps was the first to describe the polar bear as a distinct species in 1774. Polar bears are at the top of the food chain and are therefore are the predators of the north. The polar bear (Ursus maritimus) is the largest living land carnivore, with adult males growing up to 2.6 metres in length. At the top of the food chain, polar bears have an important role in the marine environment. Depending on whom you ask, the Norths sentinel species is either on the edge of extinction or an environmental success story. The Interior Department lists the polar bear as a "threatened" species--one at risk of becoming endangered--due to dangerous declines in their sea ice habitat Taxonomic Source(s): DeMaster, D. and Stirling, I. ... male polar bears may even kill young of their species. General information about Polar Bear in Alaska such as description, life history, range, habitat and more. What is causing the death of the polar bear ... drive public confidence in future of the species. Mammalian Species 145: 1-7. What is causing the death of the polar bear as a climate change icon? The death of a new female polar bear at Lincoln Park Zoo shines a spotlight on the animal, and the efforts being made to increase their captive population. The U.S. Department of the Interior Wednesday listed the polar bear as a threatened species under the Endangered Species Act (ESA) of 1973 based on evidence that the animal's sea ice habitat is shrinking and is likely to continue to do so over the next several decades. The Interior Department lists the polar bear as a "threatened" species--one at risk of becoming endangered--due to dangerous declines in their sea ice habitat Get under their skin for a closer look at what keeps polar bears warm. Endangered Species Act listed polar bears as a species threatened by extinction due to global warming in 2008. Find out how these polar predators rule the Arctic. Constantine John Phipps was the first to describe the polar bear as a distinct species in 1774. Globally polar bear populations continue to decline. 1981. In Honor of International Polar Bear Day, Spectacular Pictures of a Threatened Species. The polar bears Latin name, Ursus maritimus, means sea bear. Polar bears are the largest carnivores and a unique symbol of the Arctic. General Description. The icon of the Arctic, the polar bear, is the ultimate survivor in one of the harshest areas on Earth. Polar bears interact with little other animals, other than to prey upon them. 1-North American Black Bear Ursus ... to very large sizes rivaling that of the Polar Bear. The United States is home to two distinct populations, of which, both are in decline. Naming and etymology. ... [and lots of them] drive public confidence in future of the species. Even humans have difficulty hunting the massive animals (Year, n.d.). Naming and etymology. The Beaufort Sea population decline from an estimated 1,800 individuals in the 1980s and 1990s to 1,500 individuals in 2006.