What is a seahorse?

‘Seahorse ’ is actually a fish. Its head looks similiar to the head of a horse. It is found in the sea and comes in various colours and sizes. It is a unique fish because of two features - one, it swims in a vertical position. And another unique features of this fish is that the male seahorse bears the children. The female lays eggs inside the male seahorse and when the children came out, the male seahourse takes them out of his body.