WE ARE ALL DESIGNIST NOW:

In domestic cats, genes linked to motivation and fear faced strong evolutionary pressure over history, leading the cats to be less shy and more driven by rewards, Warren said. [...]

"The study is great, especially in defining changes in the genome that have led to domestication or, more correctly, to the adaptation of the ancestors of domestic cats that allowed them to associate with humans and thus gain both protection from their predators and an ample food supply (rodents)," Niels Pedersen, a veterinary researcher at the University of California at Davisy, said in an email.

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