Walking through a darkened forest in southeastern India, hikers swept their flashlights across the branches looking for a “characteristic orange-red eye shine.” They eventually spotted it perched in ...

Albinism doesn’t affect other pigments like carotenoids (or red-orange pigments). Leucism, on the other hand, involves a partial loss of all pigments. The presence of white monkeys in the Sinharaja ...

In 2019, scientists made a groundbreaking discovery in the depths of the Brazilian Amazon: the Mato Grosso titi monkey. But ...