Discover the amazing world of fishes -- how they evolved, how they live and their weird and wonderful habits. Here is an exciting and informative guide to the fascinating world of fishes. Superb color photographs of tropical fishes, eels, seahorses and more offer a unique "eyewitness" view of the natural history of fishes, how they behave and how they survive. See the lethal jaws of a piranha, a porcupine fish "puffing up", how a dogfish swims, growth rings on a fish scale, what a fish looked like 400 million years ago, and a fish with legs. Learn how a school stays together, why some fishes swim upside down, how a stingray stings, which male fish can "give birth", how stickleback builds its nest, and why fishes need water to breathe. Discover why a shark must keep swimming, how a ray can give an electric shock, what eyespots are for, how an archerfish "shoots" a victim, and much, much more.