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 ...

The discovery that a bacterial species in the Australian Tammar wallaby gut is responsible for keeping the animal's methane emissions relatively low suggests a potential new strategy may exist to try ...

Animals produce methane during the digestion process - some more than others. Currently, around 20 percent of the world's methane emissions stem from ruminants. If this gas is released into the ...

On a recent chilly Summit County evening, my wife and I sat down to a dinner of hot soup, salad and bread. It was a healthy dinner for omnivores like ourselves, but one that required agriculture and ...

Why does a kangaroo expel less methane than a cow? Researchers decided to investigate -- and discovered that the emission of this climate-damaging gas in kangaroos is linked to how long food is ...