Digestive Systems in Mammals. VCE Biology Unit 1. Food Requirements. Cows, dogs and humans have different food requirements Cows (herbivores) stand around all day eating grass Dogs (carnivores) gulp down food in minutes Their teeth are different Their intestines are different.
VCE Biology Unit 1
Small Intestine (6 m)
Small Intestine (jejunum [1.4 m] and ileum [3.5] [pH 7.0 – 8.0])
Large Intestine (Colon)
Large Intestine (Colon and Rectum)