They were removed from the endangered species list in May of 2009.
The Arctic fox is not on the list of endangered animals as it it quite common throughout most of its range.
The species has recovered from low numbers in the 60's, and is not an endangered species now.
Wolves are no longer considered to be endangered at least in the United States. They were originally put on the endangered species list because of over hunting.
The list of endangered or threatened Arctic species are: wolves, caribou, musk oxen, polar bears, seals, sealions, walruses, whales and several species of migratory seabirds and fish. Best Luck, Wyn
Because humans killed wolves far to much
They all are except the arctic wolf. But most of them are in the "least concern" category.
The gray wolf put on the endangered species list in the 1970s, but is now listed as an animal of least concern. This means that there are large numbers of gray wolves in the world and they are no longer considered endangered.
Humans have been, and still are killing them off.
The biggest threat to the gray wolf is MAN!{human}
Except for a couple minor populations in northern Europe, the Arctic fox is in no danger of extinction. It is quite common and listed as a species "of least concern."
The Buck Nighthawk animal is not on the endangered species list. You are able to find a list of species which are on the endangered species list by going to the "Dec" website.