"Frogs and Toads are amphibhians." Justify.
Frogs and toads possess the following characteristic features of amphibians:
They live in damp places.
The adults respire through lungs or skin, and the larvae respire through gills.
They lay eggs in water.
They are cold-blooded animals.
They have a three-chambered heart.
The skin has mucus glands and scales are absent.
So, they are typical amphibians.