The group's initial study, "Evolution of facial muscle anatomy in dogs," was published in 2019 ... to show up in human and chimpanzee head muscles, Diogo told USA TODAY. Diogo also said that ...

A pooch’s raised eyebrows and tilted head suggest meaning to humans ... The scientists first compared the facial anatomy of six domestic dogs, each representing a different breed, to that ...

In this study, researchers examined the facial anatomy and behavior of dogs and wolves. They determined that facial muscles among six breeds of domestic dogs and grey wolves were relatively the ...