A frog is an amphibian. It lays eggs in water where they hatch into tadpoles that live in water until they metamorphose into adult frogs. Tree frogs have developed disks or suction pads on the toes of ...

Frogs and toads make up the largest group of amphibians. Species in this order, called Anura, substantially outnumber those in the two other living orders of amphibians — Caudata (salamanders) and ...