Pet mice and hamsters aren’t the only creatures who like to go for a spin on the hamster wheel. Animals in the wild — mice, frogs and even snails and slugs — seem to enjoy a bit of exercise on it too.

Caged mice aren't the only animals that enjoy a spin on the old exercise wheel. New video footage reveals wild mice, rats, and even frogs and slugs like running (or crawling) on wheels, too. These ...