[DOC] [TLE] The Sea Bear | Polar Bears International [PAR] Although polar bears are champion swimmers, extensive sea ice losses in the ... 
Scientists say that polar bears are unlikely to survive as a species if ice-free... [DOC] [TLE] 80 Interesting Facts about Bears - Random Facts - Random History [PAR] Mar 12, 2012 ... Random facts about bears, including amazing statistics, history, ... However, the 
American black bear is the world's most common bear species.c .... All bears are 
good swimmers, but the polar bear is the most efficient swimmer... [DOC] [TLE] The Fascinating Things About Creatures That Swim : The National ... [PAR] Mar 15, 2011 ... Wildlife species of all kinds swim, and  ... Tigers are good swimmers too as it 
turns out. ... Recently, however, a lack of ice in the Arctic Ocean forced a 
particular polar bear to have to swim 426 miles over nine straight days to... [DOC] [TLE] Polar bear - Wikipedia [PAR] The polar bear (Ursus maritimus) is a carnivorous bear whose native range lies 
largely within .... Polar bears can breed with brown bears to produce fertile grizzly
polar bear .... The polar bear is an excellent swimmer and often will swim for 
days. ..... also happens to be one of the best-studied polar bear subpopulations. [DOC] [TLE] Unexpected Swimmers: 3 Land Animals That Do Well in Water ... [PAR] Jul 8, 2014 ... Here's a look at some unexpectedly good swimmers in the animal kingdom. ... 
saltwater crocodiles, fishing cats, and various dolphin species. [DOC] [TLE] 10 amazing black bear facts | Discover Wildlife [PAR] Aug 26, 2014 ... The species ranges from Canada in the north to Mexico in the south, and ... Black 
bears are also good swimmers, and will readily enter water in... [DOC] [TLE] Polar Bear | National Geographic [PAR] Polar bears roam the Arctic ice sheets and swim in that region's coastal waters. 
They are very ... In fact, male polar bears may even kill young of their species. [DOC] [TLE] Black Bear: Characteristics, Facts, Cubs, Population, Live, Eat ... [PAR] North American Black bear, California, information & facts, habitat, cubs, diet, 
attacks, ... Black bears are one of the more common species in North America. ... 
The best defense is to back out of the area slowly. ... They use their powerful front 
and hind legs to paddle swiftly through water and are actually graceful swimmers. [DOC] [TLE] POLAR BEARS - Adaptations for an Aquatic Environment - Sea World [PAR] thick, keeps the polar bear warm while swimming in cold water. Polar bears ... 
Polar bears usually swim under water at depths of only about 3-4.5 m (9.8-14.8 ft.
). [DOC] [TLE] Ask A Bear: Are You A Good Swimmer? - Backpacker [PAR] Q: I recently saw a commercial on TV where two young boys were being chased 
by a bear: One decided to go up a tree, and the other boy decided to swim to... [DOC] [TLE] Underwater view of polar bear swimming - ARKive [PAR] Underwater view of polar bear swimming - View incredible Polar bear videos - 
Ursus ... The neck of the polar bear is longer than in other species of bears, and 
the .... the greatest challenge to the conservation of polar bears may be large-
scale... [DOC] [TLE] Polar Bear Facts - Live Science [PAR] Nov 24, 2014 ... Polar bears are the largest bear speices and supremely adapted to their Arctic 
habitat, ... Polar bears are also the largest species of bear. ... These bears have 
been known to swim more than 60 miles (100 km) without rest. [DOC] [TLE] Polar Bears Swim Hundreds of Miles in One Go - Live Science [PAR] May 1, 2012 ... Scientists fear the loss of Arctic sea ice will force polar bears to swim great 
distances across open water. ... Polar bears can swim for days, covering 
hundreds of miles of open water at a time, ... Image Gallery: Best of Bears. [DOC] [TLE] polar bear | Basic Facts About Polar Bears | Defenders of Wildlife [PAR] The most carnivorous of the bear species, polar bears feed primarily on the

Question: This species of bear is the best swimmer
Answer: a polar bear