Mink are members of the weasel family (Mustelidae). They are chocolate brown in color with a small white patch on the lower lips area. They are similar in size to a ferret and usually live close to water. they are good swimmers and are also capable of climbing trees. Mink feed on frogs, water birds, fish and small mammals such as voles and young rabbits. Mink are bred in captivity on Mink Farms for their fur.
A third species of birch tree growing in Alaska is Kenai birch, Betula kenaica, which grows on the Kenai Peninsula. Kenai birch is smaller in size than the other two species of birch trees in Alaska.Kenai birchâs relationship to other birch trees is not well known. It is thought to be most closely related to paper birch.imberley Maher: Birch â growing in the boreal forest. Birch is one of six types of trees that grow in the Alaskan boreal forest, or taiga. The circumpolar boreal forest, named after Boreas, the Greek god of the North Wind, is the largest terrestrial biome on earth and reaches across Canada, Scandinavia, and Siberia.
Habitat: Grey birch can often be found with white birch and its associated species, again on dry sites, while bog birch lives up to its name, being found in acidic, boggy areas. It needs full sun to thrive and is usually surrounded by plants with similar tolerances-willow, rose, Labrador tea, larch and black spruce.rey Birch (Betula populifolia). Background: The four birches native to Prince Edward Island range from the common to the very rare. As with other families, each member has a distinct place in our Island ecosystem, though there may be two or even three species growing in the same area.