Clark is bidding to become the first wire-to-wire US Open winner since Martin Kaymer in 2014. from The Independent Sport https://ift.tt/ox51qz3 via IFTTT
Dark eyes are more common in domesticated dogs, possibly because we consider this trait more friendly
Human preferences for a friendly face may have steered the evolution of canine eye colour, researchers have suggested.
Ever since canines were domesticated, some time between 15,000 and 50,000 years ago, humans have selected – whether consciously or not – particular traits in their dogs.
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