Miami, United States: Dogs that are extra friendly share certain genetic similarities with people who are born with a developmental disorder sometimes called the “opposite of autism,” which makes them hyper social, researchers said Wednesday.
The report in the journal Science Advances pinpointed changes in two genes that are related to extreme social behavior in dogs, and also in people who are born with Williams-Beuren Syndrome.
“It was once thought that during domestication dogs had evolved an advanced form of social cognition that wolves lacked,” said co-author Monique Udell, an animal scientist at Oregon State University.
Researchers studied 18 domesticated dogs and 10 captive gray wolves to see how social they were toward people and how they performed on problem-solving tasks.
Given the task of lifting a puzzle box lid to get a sausage treat, the canines were rated on how much they turned to a …
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