How birds are able to fly and walk ? Explain.

Bones of Birds are

How does a vector represents ? Explain.

Bird migrates for

How does the stability of the hydrides of chalcogens vary ? Explain.

X: Birds can fly because their bones are hollow and light. Y: The bones of the hind limbs are meant for walking and perching.

Explain how birds are also responsible for the dispersal of seeds.

Chickens and ducklings are able to walk almost immediately after hatching from the egg due to ________ behavior.