资讯

Imagine a world where the very ground beneath your feet dictates your chances of survival. For the snowshoe hare and the ...
It takes about ten weeks for the coat to completely change color. Snowshoe hares ... some birds of prey hunt this wary hare. Like most hares (and rabbits), snowshoe hares are prolific breeders.
A black color phase is rare. Adults weigh 1.2-2.0 kg (3-4.5 lb) and are about 51 cm (20 in) in total length. The snowshoe hare occurs from the treeline of North America south into the northern U.S.
Like the snowshoe hare, Arctic foxes are white in the winter ... to distinguish males from females and attract mates. Changing color can also give males some advantages over other males.