Genetic clues to how dogs became man's best friends

Two mutations in the melanocortin 2 receptor gene—which is involved in the production of the stress hormone cortisol—may have played a role in the domestication of dogs by allowing them to develop social cognitive skills ...

Dingoes aren't just feral dogs, says study

Dingoes might look like regular mutts, but in fact they're genetically in between wolves and dogs, according to a new study published Friday in Science Advances.

Cortisol in shelter dog hair shows signs of stress

Despite the good care, a shelter can be a stressful environment for dogs. Researchers at Utrecht University investigated if the amount of the hormone cortisol in hair indicates the levels of stress that dogs experience before, ...

Female chimpanzees avoid humans

Female chimpanzees are less likely than males to go near villages and farmland used by humans, new research shows.

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