Research on ANURA (Class: amphibian; frogs and toads)

ANURA: FROGS AND TOADS

1.- GENERAL DEFINITION AND CLASSIFICATION.

Anura, meaning "no tail," are reptilelike amphibians. All frogs and toads are included in this order.
Frogs and toads have four legs, the back legs being longer than the front legs. They lay eggs in water or in moist terrestrial sites. The eggs hatch into larvae (tadpoles) that live in the water until they metamorphose into adults. Male anurans can vocalize, calling or chorusing to attract fe- males during the breeding season or to establish territories. Adult anurans are carnivorous, ...