Polar bear the fourhorn sculpin. With the exception of pregnant females, polar bears are active year-round, although they have a vestigial hibernation induction trigger in their blood. Unlike brown and black bears, polar bears are capable of fasting for up to several months during late summer and early fall, when they cannot hunt for seals because the sea is unfrozen. When sea ice is unavailable during summer and early autumn, some populations live off fat reserves for months at a time, as polar bears do not 'hibernate' any time of the year. Being both curious animals and scavengers, polar bears investigate and
Frog Skin Frog Skin Frog Skin is a battledress camouflage pattern with mottle and disruptive coloration to blend into the environment similar to a frog's crypsis skin. The M1942 Frog Skin pattern was the United States military's first attempt at disruptive coloration camouflage. In 1942, the Marine Raiders were the first issued the Frog Skin uniform, which was reversible with a five-colour jungle pattern on a green background on one side and a three-colour beach pattern with a tan background on the other side. The United States sold the Frog Skin pattern to France who issued it to their 1st Foreign Parachute