well most animals have teeth only a few like the garder snake and a old man without dentures
For the same reason as humans. Teeth are essential for the mastication (chewing) stage of digestion. Teeth can also be used as a defence mechanism for many animals.
Many animals have front teeth. Rabbits, hares, hamsters, guinea pigs, ... ...
Differs between types of animals. An elephant won't have as many as a dog.
An animals teeth are not often healthy and that is why there is toothpaste and brushes for dog/cat teeth. When you take your dog to the vet he looks at the teeth. Wild animals are often missing teeth and animals in zoos get dental care.
animals with sharp teeth
They're called "teeth".
Many animals have absolutely no teeth at all, such as birds or anteaters. However, a sloth has four molars, but no incisors.
Well there are no animals without teeth unless you were to pull them, an animal were to lose them, and natural causes so all animals have teeth
worms don't have eyes or teeth
the animal with their teeth in their stomach is a lobster
Its animals with sharp teeths.
to hunt animals