Aves|Mammals

Classification|Cyclostomata|Pisces|Amphibians|Reptilia|Aves|Mammalia

Subhylum - Vertebrata|Classification|Agnatha - Ostracodermi|Cyclostomata|Examples|Pisces - Chondrichthyes|Examples|Pisces - Osteichthyes|Examples|Amphibians|Examples|Reptilia|Examples|Aves|Examples|Mammals|Examples|Quiz

Aves || Mammalia

Discuss the general characters of the class Aves or Mammalia.

Toothless mammals are

Aves are

Give two common characteristics of class Aves and Mammals

Assertion: Birds and mammals are warm-blooded (homoiothermous) animals. Reason: Aves and mammals are able to maintain a constant body temperature.

What are differences between the following : (a) Cartilaginous fishes and bony fishes , (b) Amphibia and Reptilia , (c) Aves and mammals.