Add Yahoo as a preferred source to see more of our stories on Google. Frog on a tomato. In North America, there are about 101 species of frogs and toads, including tree frogs, leopard frogs, bullfrogs ...

Look for them in the grass, especially near freshly watered lawns and near waterways. At first glance you might think it’s a small bug. New toads start out very small and they can be hard to identify.

A team of herpetologists at the Universidade Estadual de Santa Cruz just reported that a tiny frog found only in a hilltop forest in southern Bahia, Brazil, may be the smallest vertebrate in the world ...