Not involved. Frog avatars simply use frog animals as avatars. Frog is an amphibian belonging to the phylum Chordata, the class Amphibians, the order Anura, and the family Ranaidae. The adults are tailless, and their eggs are laid in water. They are fertilized outside the body and hatch into tadpoles. They breathe with gills. After mutation, the adults mainly breathe with lungs. , also used for skin breathing.