The animals that live on land are called terrestrial animals.

Humming bird can fly backward too.           

The bones of birds are hollow and are light. This characteristic of their body helps them to fly high in the air.          

The fish is an aquatic animals.  

Yes, earthworms make the soil fertile.        

Crocodile is the largest and the strongest crawler on the earth. It can swallow its prey whole. It has four legs and a strong tail. It can live in water as well as on land but prefers to live in water.

Rabbits live in a special home named burrow. All the other animals given above do not have their homes.           

In the given options all the animals are insects having three pairs of legs but centipede has more legs than these insects.

Both rabbit and rat make burrow for themselves to live in.

The ant is an omnivore because it eats both plant and animal product.

Kangaroo is a wild animal.

Giraffe is the tallest animal, Cheetah is the fastest on the land, The elephant is the largest animal on the land while whale is the largest living animal on the earth.

Yak is an animal which lives in polar regions. It does not live on trees.

In this matching format animals are to be matched with the way of their movements. Here a tiger runs, a frog jumps, a kangaroo hops and a snake crawls.

Snake creeps and  crawls for movement. It preys are insects and frogs. It does not make home for itself but lives in the burrows made by other animals.