Common Name: Helmeted Water Toad, Chilean Giant Frog
Scientific Name: Calypotocephaella gayi
Family Name: Calyptocephalellidae
Size: Males 4.7 inches or 120 mm, Females 12.5 inches or 320 mm
The Helmeted Water Toad is one of the largest frogs around. Its listed as vulnerable due to habitat lose, pollution, and the introduction of trouts to lakes that they live.