In The Cave

Riddle: Someone is locked up in a cave where there is no food or drink but only grass... but somehow, he does not die. How is this possible?

Answer: He is a cow

Source: https://www.riddles.com/8699

Someone is locked up in a cave where there is no food or drink but only grass... but somehow, he does not die. How is this possible? — In the cave by marikaorosz v1.

Riddle: Someone is locked up in a cave where there is no food or drink but only grass... but somehow, he does not die. How is this possible? Answer: He is a cow — by marikaorosz v2.