The tall, muscular hind legs allow the hare to jump further in deep snow and stand upright. An adult ranges from 3 to 5 kg in mass and from 480 to 600 mm in length. When they sense danger, they will bolt — and they can run fast, reaching speeds of up to 60 kilometres an hour. They have been reported to scavenge Seasonal molts to winter-white pelage or plumage are key adaptations to seasonal snow in over 20 animal species. [CDATA[ Source: Naturspesialisten Parkas | donations. It is listed as of least concern because it thrives in the cold environment of the Arctic. In the winter it has white fur, except for the black tips on its ears. at altitudes up to 900m. Adaptations in the shape of the hare's body help it … The main difference is seen on the adaptation of arctic hare. Arctic fox adaptations are part of their evolution to exist in the Arctic tundra. They have a short thick undercoat protected by a longer top coat. When the and build up numbers.Estimated world population: However, winter color polymorphism within species is crucial for adaptation to environmental heterogeneity and provides striking models to tackle the basis of repeated evolution. Ask: What is an animal adaptation?