If you’re a dog owner, chances are, you’re accustomed to having bits of grass and soil flung into your face — a phenomenon that can usually be traced to your canine’s peculiar habit of scooping up chunks of earth with its paws and propelling them energetically into the air.
Veterinary experts call this behavior “ground scratching.” It’s usually dismissed as a nuisance — an odd and unexplained quirk of canine behavior. But research suggests that it can also tell us a lot about dogs.
Read more at LiveScience
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