根据下面短文回答下列问题。 The seahorse is a very strange fish. Do you know what its head looks like? It looks like a horse. Of course it is not as big as a horse. You can pick it up with one hand. It swims with its head up and tail (尾巴) down. This strange-looking fish often remains still. It will hang on to a bit of weed (杂草) with its tail. Then when a small fish swims by, the seahorse will suddenly jump and eat it up. Mother seahorse lays eggs. These eggs are kept in father's pouch (袋). When the eggs hatch, the babies get out of the pouch into the sea.