It makes them sick!
But cats continue eating grass – Now what’s behind this mystery?
Cats have some very strange behaviors. But few are more mysterious than why cats eat grass – even they get sick!
Researchers believe the reason comes from the distant past – and is an instinctive behaviour passed on from ancient cast ancestors.
They think that cat ancestors would chew on roughage like grass to get rid of intestinal parasites, picked up from eating rodents. Eating grass would then provoke muscle activity in their digestive tracts, flushing out the worms.
Today, of course, it’s completely unnecessary, which may just add to the irritation cat owners feel when finding yet another little pile of sick inside their house.
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