The biggest frog is the Goliath frog. It reaches a length up to 30.5cm ( 12 inches ). It is found only in a small area of west central Africa.

***

The word "herpetology" (the study of reptiles and amphibians) comes from the greek word "herpton" meaning things that creep or crawl.

***

The Armadillo Lizard can roll into a ball, much like its namesake. Look at a picture HERE.