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17 cze 2019 · There’s a reason we call them “puppy dog eyes”—those soulful, innocent expressions can sway even the most hardened human. That’s no accident, a new study says.
5 maj 2024 · The science of puppy dog eyes. If the social dynamic between humans and dogs drove eyebrow evolution, Smith wondered whether the highly social African wild dog might also have expressive brows.
7 kwi 2022 · When a canine companion wants an extra treat, one glance of those endearing puppy-dog eyes is all it takes. Now, scientists suggest domesticated dogs may have evolved extra facial muscles...
17 cze 2019 · A new study of dog facial anatomy suggests we may have helped create this expression by favoring canines with "puppy dog eyes" over the course of thousands of years of dog evolution. To conduct the work, researchers dissected the remains of four wolves and six dogs, focusing on their faces.
The researchers think that humans likely prefer interacting with subjects with visible sclera, hence the focus on puppy dog eyes. The gesture also exposes more of a dog’s eye, something that might tap into another primal human urge.
It turns out, in implicit preference tasks, humans prefer the look of dogs with large, baby-like eyes too. But dogs do something special with those large eyes, something unlike what their nearest ancestors, wolves, do: they gaze at us and look into our faces.
6 paź 2022 · A shared characteristic in human and canine facial muscles enables dogs to make puppy-dog eyes and other animated, humanlike expressions that wolves can’t.
