WITH very few exceptions, animals do not produce an alimentary cellulase; consequently cellulose, which may constitute a considerable proportion of the diet of herbivores under many environmental ...

Smaller-bodied ruminants forage primarily for the highest energy intake, while equids -- which tend to be larger -- choose to forage in areas close to surface water, with less attention to forage ...

Cows, along with sheep, goats, deer, antelope, bison, buffalo, moose, elk, and reindeer, are all ruminants. These are mammals with four compartments in their digestive system that let them re-chew and ...