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Bill - itsagas posted an update Saturday, May 4, 2013, 10:30pm EDT, 12 years, 5 months ago
Gordon,
Interesting post regarding lapping. I thought perhaps dogs down under used a reverse process, as I'd learned that dogs and cats curl their tongues under to bring up water. This slow motion video supports that:
http://thestarryeye.typepad.com/pets/2009/08/has-does-dogs-tongue-lap-up-water.html
But I also read online that researchers had used x-ray slow motion photography with barium laced cream and showed dogs formed the upper surface into a cup. Perhaps it's just different strokes for different dogs - some use the top of tongue cup and some the under the tongue cup method.