IN ruminant animals fed exclusively on roughages there is a close positive association between voluntary food intake and the digestibility of the diet. It has been suggested that this association ...

Eating grass–sounds simple, right? But behind this everyday process lies a highly specialized system in many hoofed animals that is unique. Who would have thought that a cow or a deer needs four ...

Cows are notorious for chewing their cud, but did you know this is actually a key part of their digestive process? This chewing of cud, also called “ruminating,” is one feature of an interesting and ...

A lamb and ewe at the UC Davis Sheep Barn. Ruminants such as sheep, goats, cattle and deer are among the most successful and widespread groups of mammals. A new study of genomes of 44 wild and ...