Question

B/W { difference between }
AVES------And -------MAMMALS??
:-)

Answer 1

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Answer 2

Aves-
1. In birds fore limb modified into wings.
2. Jaw is modified into beak without teeth
3. Endoskleton is made of pneumatic bones.
4. Heart is four chamber two auricle nd two ventricle.
5. Bones are hollow which help in fly.
Eg- crow, parrot.


Mammales-
1. They are worm blooded.
2. Hair present on body.
3. Mammaric glands also present
4. Heart is four chamber.
5. They give birth well developed child.
Eg - human