We may earn a commission from links on this page. Squirrel Girl started as a joke, a character so implausibly silly that you had to laugh at her even in her victories. But, a funny thing happened ...

Eastern fox squirrels are the largest squirrels in North America and can weigh up to 2 pounds. This one is fat, experts say. Corey Seeman/Creative Commons photo A Michigan squirrel has become a social ...