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With 112 mammal species, Alaska ranks 12th of the 50 U.S. states in mammalian diversity. [1] Not included in this list is the Steller's sea cow , an extinct sirenian that was once native to Alaska's Aleutian Islands before being hunted to extinction in 1768.
The wildlife of Alaska is both diverse and abundant. The Alaskan Peninsula provides an important habitat for fish, mammals, reptiles, and birds. At the top of the food chain are the bears. Alaska contains about 70% of the total North American brown bear population and the majority of the grizzly bears, as well as black bears and Kodiak bears.
The refuge has only six native species of mammals: Kodiak bear, red fox, river otter, ermine, little brown bat and tundra vole. The non-native mammals Sitka black-tailed deer , mountain goat , Roosevelt elk , caribou , marten , red squirrel , snowshoe hare , and beaver were introduced to the archipelago between the 1920s and 1950s and are now ...
Marine animals thrive in the Arctic. There are 12 species of marine mammals of the Arctic found in the refuge. They consist of four species of whales, polar bears, the walrus and six species of ice-associated seals, sperm whales, blue whales, fin whales, humpback whales, killer whales, Harbor Porpoise.
This is a list of North American mammals. It includes all mammals currently found in the United States, St. Pierre and Miquelon, Canada, Greenland, Bermuda, Mexico, Central America, and the Caribbean region, whether resident or as migrants. This article does not include species found only in captivity.
Pages in category "Endemic fauna of Alaska" The following 28 pages are in this category, out of 28 total. This list may not reflect recent changes. A. ABC Islands bear;
This is a list of the bird and mammal species and subspecies described as endangered by the United States Fish and Wildlife Service. It contains species and subspecies not only in the U.S. and its territories, but also those only found in other parts of the world. It does not include endangered fish, amphibians, reptiles, plants, or invertebrates.
During the summer in Alaska, the glacier bear eats the abundant Pacific salmon spawning in the streams. In some areas, moose and deer are a food source for black bears. During the fall, the bears eat the starchy roots of ground cones and the variety of berries found in Alaska such as blueberries, salmonberries, raspberries, and cranberries.