Seahorses live in the ocean. They are fish but some people think that seahorses look

Read the following passage and mark the letter A, B, Cor D to indicate the correct answer to each of the questions from 21 to 25.

Seahorses live in the ocean. They are fish but some people think that seahorses look a bit like ‘land’ horses. A group of seahorses is called a herd.

Baby seahorses are called fry. Female seahorses lay eggs but it is the male seahorses that look after the eggs. Male seahorses keep the eggs in pouches at the front of their bodies. The fry must look after themselves as soon as they are born.

Seahorses are fish but they are not very good swimmers. Their fins are very small. This makes it hard to move and steer in the water. They can use their tails to grab onto seaweed or coral so they can stay in one place. Seahorses have no teeth and they do not have a stomach. Food passes through the body of a seahorse very quickly. To stay healthy, they must spend most of the day eating. One seahorse can eat up to 3000 small shrimps in a day.

Seahorses got their name because they ________.