These many ruminants also release methane gas into the atmosphere when they
chew cud, adding to the pile of greenhouse gases that cause global warming.
They are investigating how enzymes found in the stomachs of cattle and other ruminants, animals which "
chew cud", could be used industrially to break down the tough structures of plant and tree matter.
"While humans may have longer intestines than animal carnivores, they are not as long as herbivores'; nor do we possess multiple stomachs like many herbivores, nor do we
chew cud," the magazine adds.
class="MsoNormalCxSpMiddleIf only the human stomach could consume a lot of food in one sitting so that we can then
chew cud throughout the rest of the day like a ruminant!