These white monkeys are a color variant of the endangered purple-faced langur (Semnopithecus vetulus), also known as the purple-faced leaf monkey, found only in Sri Lanka. Purple-faced langurs ...

In 2019, scientists made a groundbreaking discovery in the depths of the Brazilian Amazon: the Mato Grosso titi monkey. But now, just a few years later, this pint-sized primate is already facing ...