Hey kitty, dogs drink like cats

Physics of lapping crosses species boundary

By Susan Milius, 18:56 PM May 24, 2011

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There may be some outraged sofa clawing and houseplant destruction over this, but a complex system of lapping liquids described last year for cats turns out to be the way dogs drink too.

High-speed video using X-rays now shows that dogs get liquids into their mouths by relying on the way liquid adheres to their tongues and the inertia of liquid columns, says evolutionary biologist A.W. Crompton of Harvard University. Dogs plunge their tongues into liquid and, like cats, swiftl...

Source URL: https://www.sciencenews.org/article/hey-kitty-dogs-drink-cats