Study Reveals How Birds Have Adapted to Tolerate Sour Food Sources

Study reveals how birds have adapted to tolerate sour food sources

Sour foods are often avoided by mammals, but many birds regularly feed on highly acidic fruits. Evolution has provided them with a clever strategy to eat extremely acidic fruit.

No sour faces: How birds evolved to eat highly acidic fruits

Genetic mutations more than 20 million years ago helped birds tolerate the tart and broaden their diets