Fishes, amphibians, reptiles and birds are kept in the same _____

Fish, amphibians and reptiles are

Fishes, amphibians, reptiles, birds and mammals constitute in the same category, called

Fishes, amphibians, reptiles, birds along with mammals constitute the next higher category called?

Compare the chambers of heart and the methods of circulation in fishes, amphibians, reptiles, crocodiles, birds and mammals

Number of fishes, amphibians, reptiles, birds and mammals species found in Amazonian rain forest respectively are

In amphibians and reptiles, the ear is represented by