Question

why birds called as aerial animals for class 3​

Answer 1

Answer:

Birds, some insects and bats are examples. Their forelimb are modified as wings to fly. They also have feather that keep them warm and help during flight. Their bones are hollow that keep them light in weight.

Answer 2

Answer:

Birds, some insects and bats are examples. Their forelimb are modified as wings to fly. They also have feather that keep them warm and help during flight. Their bones are hollow that keep them light in weight

Explanation:

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