Question

Why do herbivores have longer, small intestine than carnivores ?​

Answer 1

Digestion of cellulose takes a longer time. Hence, herbivores eating grass need a longer small intestine to allow complete digestion of cellulose. Carnivorous animals cannot digest cellulose due to the absence of enzyme CELLULASE, hence they have a shorter intestine.

Answer 2

Herbivores have longer intestine than carnivores as to break down the cellulose....