Thick deep fur which is white in the winter and brown in the summer. Small, rounded body shape helps keep body heat from escaping.
Hollow-hair fur that covers their entire body to keep them warm and provide flotation for swimming. Can reach speeds of up to 50 mph.
Large feet to distribute heavy load across ice and to provide propulsion when swimming. The pads of their paws are covered with small, soft papillae which gives them traction on ice.
This plant has short stems with withered leaves at it's base. The flowering stems range from 5-10 cm, with about 1 or 2 white-pedaled flowers per stem. This plant grows on ledges and gravelly places.
This plant grows at a very slow rate, between 3-5 mm per year and may take decades to grow back once it is eaten or trampled.
This plant only grows up to about 15 cm high but it has a very long lifespan. The oldest arctic willow was found in Greenland at 236 years old.