Do Frogs Have Teeth? Yes, Then No, Then Yes Again, Apparently. Story by Amy Glover • 1w. You may already know that slugs and snails have thousands of tiny teeth, all lined up in circular jaws.

Guenther’s marsupial frogs have a full set of teeth, defying evolutionary theory. This adult specimen, small enough to fit in your palm, is from the University of Kansas Museum of Natural History.