One of the largest native frogs in the Americas is ... horned frog (Ceratophrys ornata) is one of the best pet frogs for beginners. It is affectionately known as the Pac-Man frog due in part ...

Beelzebufo ampinga, the so-called "devil frog," may be the largest frog that ever lived. These beach-ball-size amphibians, now extinct, grew to 16 inches (41 centimeters) in length and weighed ...