Picky Pigs Take Washing Certain Foods Seriously

"Eating like a pig" is usually meant as an insult. But despite their dirty reputations, some pigs clean their food before eating it, a recent study shows. Researchers at University College London and Basel Zoo in Switzerland made their discovery after a zoo employee spotted several wild boar bringing dirty apple chunks to a stream and sloshing them around before eating them. Follow-up experiments confirmed the pigs can ...
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