Teeth in vertebrates have been adapted for special uses
The sawfish (Pristis), the only animal with true teeth outside its mouth, uses the teeth on both sides of its snout to slash its prey.
sawfish
fish
Also known as: Pristidae
sawfish, (family Pristidae), any of five species of sharklike rays forming the genera Pristis and Anoxypristis in the family Pristidae. Sawfishes are found in shallow water in subtropical and tropical regions of the world. They are bottom dwellers, frequenting bays and estuaries and sometimes swimming considerable distances up rivers; one species, the largetooth sawfish (P. pristis) lives and breeds in the fresh waters of Lake Nicaragua. Sawfishes have a long flattened head and body and...
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