Why Do Dogs Yawn?
Автор: BrainStuff - HowStuffWorks
Загружено: 2014-11-06
Просмотров: 109059
Описание:
Dogs communicate by yawning, and it's complex to figure out what they might mean.
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SOURCES:
http://www.shreveporttimes.com/articl...
http://www.psychologytoday.com/blog/c...
Bedwell-Wilson, W. (2009). Human Yawns Contagious to Canines. Dog World, 94(1), 10.
Dogs Imitate Yawns in People. Nutrition Health Review: The Consumer's Medical Journal, 01647202, 2009, Issue 100
M. CHRISTINE, Z. (2012). On the Edge. Dog World, 97(2), 18.
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