anfibio
Nota de aplicación
Class of vertebrate animals characterized by their ability to exploit both aquatic and terrestrial habitats, typically animals that lay eggs in water, in their early state breathe by gills like fishes, breathe air as adults but have moist skin and rely heavily on cutaneous (skin-surface) respiration, possess a double-channeled hearing system, have green rods in their retinas to discriminate hues, and pedicellate (two-part) teeth. They are represe…