Birds use their beak to catch and eat food. All birds do not eat the same kind of food; so they have different kinds of beaks depending upon the food they eat.

This is the right answer. All birds do not eat the same kind of food. So, different birds have different types of beaks depending on the kind of food they eat. For example, eagles have strong, sharp and hooked beak to tear flesh. Type of nest does not determine the type of beak they have. So, this is a wrong answer.

The ostrich is the only bird that has two toes on each foot. All other birds have three or four toes.

Wings are the odd one out amongst all, as others are all kinds of feather that cover the body of bird.The birds have feathers but wings are present in many animals including bats and flying insects,  and feathers are exclusively bird features.

Yes, birds build their nest mostly to lay eggs in them. It is in the nest their eggs hatch and chicks stay, till they are old enough to fly.

Yes, bats give birth to their young ones and that is why they are not considered as bird. As they give birth to young ones,  they come under the category of mammals. So this is the right answer.

This is the correct answer. Weaver bird's nest has an opening at the lower end of the nest through which bird enters its home. Tailor bird uses its beak like a needle to sew leaves together to build a nest. Woodpecker uses its beak to cut a hole in the tree trunk for a nest.

This is the right answer. Cuckoo is the bird, which has a very sweet voice.  Cuckoo never makes their own nest and lays its eggs in the crow's nest and lets the mother crow look after the baby cuckoos.

Yes, owl is a nocturnal bird. Nocturnal animals are the animals, which are active in night. Owl remains active in night and sleeps in day time.

Bird does not have gills. Aquatic animals have gills. So this is a right answer.

No, birds do not have heavy and solid bones instead they have light and hollow bones. So this is a wrong statement.

Yes, birds bone are hollow bones and that  why they are very light in weight, which helps them to fly in the air. This is a right answer.

This is a right answer, flesh eating birds like vulture and eagles have very sharp claws called talons. Water birds like duck and geese have webbed feet,  which help them to swim them in water and birds like crane and heron can walk through water,  which is called wading.  These wading birds have long legs with spread out toes that help them to walk in water.

This is a right answer. Emu is a flight less bird.Hens and ducks are domestic birds. Woodpecker has strong chisel shaped needle, which help them to poke holes on to hard trunks and pull out the insects from holes and koel does not have nest of its own. It uses the nest of crow to lay eggs.

This is a right answer. A vulture has a strong and hooked beak, which helps it to tear flesh. Woodpecker has a strong chisel shaped beak,  which helps it to pull out insects from holes and parrots have strong, short and hard beak,  which helps them to crack their food.