Characteristics: Most lizards have dry, scaly skin, four legs, clawed feet, external ear openings, and a long tail. … In some species and especially in young lizards, brightly colored tails further enhance their probability of being shed rather than losing a life. However, not all lizards lose their tails that readily.

Why do some lizards not have tails?

Why do some lizards lose their tails? The answer, biologists have long thought, is to elude predators. The ability to shed and regenerate a tail—a common characteristic among most small lizards—is a defense mechanism enabling those lizards to escape the clutches of a predator.

Do all reptiles have a tail?

A.: Rudyard Kipling offered fanciful explanations for the how and why of many natural marvels in his “Just-So Stories,” but he did not address the issue of why all reptiles have tails. … Some lizards use their tails in defense. The tails break off when caught by a predator, allowing the rest of the lizard to escape.