Three days later, he started eating the stem and leaves of a liana — a vine that researchers say the orangutan population in Suaq rarely eats. From there, his behavior grew increasingly ...

Galdikas has cataloged about 400 types of fruit, flowers, bark, leaves and insects that wild orangutans eat. They even like termites. Males usually search for food alone, while females bring along ...

The team watched Rakus seek out and then eat the plant, which itself was highly unusual behavior. "Our data shows this orangutan population only eats these plants 0.3 percent of the time," Laumer ...

An endangered gorilla is pregnant at the National Zoo in D.C. The curious little orangutan picks up bits of Zoe’s food but is not yet eating solids. Zoe is attentive and engaged with her son ...

The orangutan, named Zoe ... used the stuffed animal to show Zoe how to check her baby's health and how to eat while holding the baby. Zoekeepers also set up a television inside Zoe's area ...

“They learn a lot about, for example, what types of fruit to eat, where to find them, when to find them, when they are ripe, how to process them,” Laumer said. “Some orangutans feed on up to ...

The Denver Zoo's pregnant orangutan, Eirina, perked up and started eating breakfast again after trying a medicinal tea provided by her caretaker Eirina, a Denver Zoo orangutan, is enjoying her ...