Question
Fri April 29, 2011 By: Himanshi Jain

why is the small intestine of herbivores longer than that of humans?

Expert Reply
Sat April 30, 2011
The main constituent of a herbivore's diet is cellulose (in the plant material). This is much more difficult to digest and so herbivores tend to have long intestines which prolong the digestive process. 
Ask the Expert