Herbivores (grass eating) animals need longer small intestine. Carnivores like tigers (meat eating) have shorter small intestine. Which type of food is difficult to digest)?

1. Herbivores eat grass which has high cellulose content. It needs more time for digestion as it is difficult to digest.
2. Carnivores eat meat which is easier to digest.
3. Therefore, herbivores need longer small intestine and carnivores need shorter small intestine.