A tooth (plural teeth) is a small, calcified, whitish structure found in the jaws (or mouths) of innumerable vertebrates and worn to ease up down food. Some animals, particularly carnivores, also use teeth for the purpose hunting or owing defensive purposes. The roots of teeth are covered sooner than gums. Teeth are not made of bone, but fairly of multiple tissues of varying density and hardness.
The community make-up of teeth is alike resemble across the vertebrates, although there is considerable modifying in their form and position. The teeth of mammals be struck by profound roots, and this figure is also create in some fish, and in crocodilians. In most teleost fish, how, the teeth are attached to the outer rise of the bone, while in lizards they are attached to the inner side of the jaw by way of the same side. In cartilaginous fish, such as sharks, the teeth are joined beside perplexing ligaments to the hoops of cartilage that accumulate the jaw.
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