Studies suggest domestic dogs originated from gray wolves

08/5/2010 | LiveScience.com

Researchers have found genetic, anatomical and behavioral similarities between wolves and dogs, indicating that domesticated canines most likely originated from the gray wolf, says an expert with the School of Veterinary Medicine at the University of Pennsylvania. In one study that examined the behaviors of the two species, wolves were found to possess 71 out of 90 traits associated with dogs.

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