Once a bird makes a nest, it always lives in it. 

All eggs look the same.

How do birds take care of their babies?

Choose the correct word from the bracket and fill in the blank:

[warm, cold, lay, fly]

Birds sit on their eggs to keep them _____.

Choose the suitable word given below and fill in the blank.

(backbones, horns, trees, humps, tails)

_____ of birds help in changing the direction.

Before the eggs are ready to hatch, they need to be 

Draw and explain the structure of a bird egg.

Which bird has a pouch-like beak?