TSK · Leviticus 22:8

You must also do this for your oxen and for your sheep; seven days they may remain with their mothers, but give them to me on the eighth day.

Moreover, the fat of an animal that has died of natural causes and the fat of an animal torn by beasts may be used for any other purpose, but you must certainly never eat it.

Regulations for Eating Carcasses“‘Any person who eats an animal that has died of natural causes or an animal torn by beasts, whether a native citizen or a resident foreigner, must wash his clothes, bathe in water, and be unclean until evening; then he becomes clean.

The priests will not eat any bird or animal that has died a natural death or was torn to pieces by a wild animal.