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A new study looks at pica and chewing behavior in cats.

Does your cat like to chew on things that aren’t food? If so, you are not alone. I personally have had cats who liked to chew paper (one cat shredded my rent check once), cardboard, corners of the carpeted cat tree, and the ever-popular plastic bag. Have you ever wondered WHY your cat does this?

When an animal ingests non-food items, that behavior is called pica. Humans do it too, with the most common targets being dirt or paint (yum!). The cause is not well-understood, with nutritional deficiencies, parasites, need for fiber, and obsessive-compulsive disorders all being tossed into the ring of possible reasons.

A new study, “Characterization of pica and chewing behaviors in privately-owned cats: A case-control study,” tried to get a handle on some of the factors that characterize pica in housecats. Previous research has suggested an influence of breed on the ingestion of fabric, with oriental cat breeds showing a predilection toward fabric-chewing and ingestion. Others have suggested that being housed indoors only is a factor, pointing to boredom and stress as a possible cause.

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