Penguins Lack Three Basic Tastes, Genetic Researchers Say

An international group of genetic scientists led by Prof Jianzhi Zhang from the University of Michigan has found that penguins lost three of the five basic vertebrate tastes – sweet, bitter and the savory, meaty taste known as umami – more than 20 million years ago. Vertebrates typically possess five basic tastes: sweet, sour, salty, [...] —> Read More Here


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