Found in mudflat and mangrove addition to fish, you can not breathe. Once on land, You can also jump around on clay. And crawl up trees with Once on land Fish breathe The extract oxygen from the air through the skin. And gills But this time it's in the water. Or on the water It will swim like a fish. And breathe using gills Fish often sleep up sun on the clay. Or timber at low tide. They are usually by eating fish crustacean. (Crustaceans) and other aquatic animals. However, some types of fish to eat the remains of plants and animals.