Do You Know

1. Some birds do not fly as their bodies are quite heavy. Penguins is one such bird.

2. There are about 10,000 kinds of birds.

3. Hummingbird is the smallest bird , it is only 5 cm in size .

4. Ostrich is the largest bird, it may grow up to 2.5 metres .

5. Birds make sounds to communicate about danger , food and to locate one another.

6. Koel does not make its own nest. It lays its eggs in the crow's nest. The crow hatches them along with its own eggs.

7. The Arctic tern travels a distance of 1,76,000 kilometres from its natural home in the arctic region, to the end of the earth in Antarctic. It does so twice a year.

8. A place where an animal lives is called its habitat.

9. The article regions of the earth are its very cold regions. These regions are near the north and south poles of the earth .

10. Snakes can eat animals which are bigger than in size .

11. An elephant uses its trunk to pluck leaves and push them into its mouth. Its trunk also helps it in sucking water.