Feathers of birds are modified :-

Wings of birds are the modified forelimbs.

Feathers of the birds are waterproof due to the oily secretion of

Feathers of the birds are waterproof due to the oily secretion of

……….. of birds are modified fore limbs.

The hind limbs in birds are modified form of :

The scales of fishes, reptiles and feathers of birds grow from which cells ?

Where do scales of fishes and feathers of birds grow from?

Feathers in birds and hairs in mammals help them become………. .

Which of the following is Lrue about Archaeopteryx? I. Jaws are modified into beak. II. Ta.ii is bony and long. III. Forelimbs are modified into wings. IV . Connecting link between birds and mammals.