Sleeping

The dog exhibits an altered sleep/wake cycle, and the tendency to either remain awake and vigilant or to ignore and thus sleep through environmental and social stimuli.
(Pageat, 1998; Capra, 2011)

This shelter dog is ignoring visitors and continuing to sleep.

This West Highland White Terrier is sleeping on a grooming table during a dog show.

skin muscle contraction<>sneezing

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