SALT LAKE CITY ( ABC4) — Kawan, a Bornean orangutan at Utah’s Hogle Zoo, is expecting a baby this month. The zoo made the ...

A quiet act of compassion at a Danish zoo may have saved a newborn orangutan’s life — thanks to a breastfeeding mother and a ...

An orangutan was able to briefly escape its primary enclosure after a “malfunction” at the Denver Zoo Conservation.

He said the zoo is investigating what caused the door to fail. Female Sumatran orangutans can stand up to 4 feet tall and weigh as much as 150 pounds, while males can grow up to 6 feet and 250 ...

Wild orangutans use multi-layered recursive vocal patterns that vary with danger, challenging the idea that only humans use ...