Just in one word, amalgam fillings

A wild cat compared to a domestic cat has the sharpest teeth. For example a tiger will have sharper teeth because of hunting in the wild for survival.

donkeys have 34! teeth!!!!!!!!!!!!! donkeys have 34! teeth!!!!!!!!!!!!!

Different teeth are necessary for various reasons. Compare the teeth of a lion compared to the teeth of a elk. The lions teeth are meant to tear flesh apart. The teeth of a elk are meant to grind foliage, sort of how ours are.

A giant panda has 40 teeth, compared to 42 for some other bear species.

The panda's premolars and molars are larger and broader than typical bear teeth.