Kosher law prohibits the eating of certain animals ... Animals whose hooves are divided into two and chew cud. Such animals include cattle, sheep, goats, and deer. Prohibited animals are pigs ...

Muslims are permitted to eat not only cud-chewing, plant-eating animals such as cows, sheep, goats, deer, and antelope, but also rabbits and animals hunted by other animals that are nonkosher.

Cows eat grass which is very difficult to digest ... the grass gets shaped into balls called cud. The cud travels back up the cow’s throat and gets chewed a second time to break it down even ...