Other than their adhesive feet and lasting fame from a series of car insurance commercials, you probably don't know a whole lot about geckos. And yet this category of more than 1,100 lizard species is ...

Geckos are a type of lizard. Though there are about 1,500 species of geckos, they all have some similarities, including amazing tails, a simple diet and hairy skin. One thing they don't have in common ...