Anatomy and Physiology

What Lateral Line Help Flounder

I he term fish is applied to a class of animals that, according to I various scientific estimates, includes between 21,000 and 25,000 I extremely diverse species. Fish can be roughly defined and there are a few exceptions as cold-blooded creatures that have backbones, live in water, and have gills. The gills enable fish to breathe underwater, without drawing oxygen from the atmosphere. This is the primary difference between fish and all other vertebrates. Although such vertebrates as whales and...