Global warming
Other than removing the Arctic's top predator, not much. But all endangered species need to be protected. Polar bears are considered Vulnerable, not classed as endangered at this time.
Polar bears are not the most endangered animal ,but they are an endangered species.
because they can reproduce
Yes, polar bears are listed as Threatened on the main endangered species lists. See the related question below for more information about their listing and status.
No. Polar bears are not on the endangered species list
Probably not since they are an endangered species.
now
polar bears are an endangered species (which means they are threatened) parts of the arctic cap are melting because of global warming, and that is where they live. Polar bears are listed as "vulnerable, and are not an endangered species just yet. In fact, there is evidence that the population is on the rise.
At present, there are beteen 20000-25000 polar bears, and they are considered "Threatened", by the IUCN, not an endangered species at this time.Polar bears have never been extinct. Though they were on the endangered species list the numbers are now recovering and still considered 'at risk'.
polar bears, snowy owls, arctic wolfs
No. No species of bear is endangered in the U.S. The bears found there, the brown and black bears, are listed as least concern, and the polar bear is listed as vulnerable. Some local populations may be under threat, but as full species, none are endangered.
The polar bear is not endangered just yet. It is listed as vulnerable, meaning conservation measures must be enforced to prevent the species from becoming endangered.