Carnivores pick meats over sweets

Many meat-eating animals have lost their ability to taste sugars over the course of evolution.

Sea mammals, spotted hyenas and other carnivores have all shed a working copy of a gene that encodes a ‘taste receptor’ that senses sugars.

An animal with a diet devoid of vegetables may have little need to detect sugars. This parallels with cave-dwelling fish that have lost their sense of sight. Learn more here.



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