Since 2000, areas like northern Vietnam have experienced a 22% decrease in tree cover, which means less space for the black crested gibbon to live and thrive. Deforestation can be due to human ...

Like human babies, northern white-cheeked gibbons require a lot of care from their parents. After three years, the young can survive on their own, but they do not reach sexual maturity until six ...

This area is home to seven primate species, including the endangered hoolock gibbon, India’s only ape ... The sanctuary faces additional pressures from human activities, including a railway ...