https://www.salon.com/2021/07/25/doe...-science-says/
Those who have felt their cat affectionately rub against their leg, or looked into its understanding eyes, know the solace and comfort that felines can bring. Yet cats are as motivated by food and shelter as many humans, and there is an evolutionary advantage to them feigning interest in their masters in exchange for such things. Modern science allows us to peer into animals' brains
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