ORDER ANURA - Frogs and Toads
This order of amphibians includes the frogs and toads. Five families belonging to the order Anura
occur in Canada: Ascaphidae, Pelobatidae, Bufonidae, Hylidae and Ranidae. These families of
frogs and toads have characteristics which distinguish them from other families.
The five families of frogs and toads have different characteristics but show a similar body form:
compact body; four legs; hind legs have 5 digits and are stronger than the forelegs; forelegs have 4 digits; there is no tail; large head; lack of a distinct neck; hump on the back; lidded eyes; paired small nostrils; no claws on the toes; thin moist skin; teeth on upper jaw |