🤔🦧 Why do some adult male orangutans have such chubby cheeks? Those fantastic facial features are called flanges! 🗣️👂 When paired with a large throat pouch, flanges can help amplify an orangutan's loud, long-distance call. 👋 Meet Kiko, Kyle and our other orangutans at Great Ape House and Think Tank! KEEPER TALKS: 1 p.m. + 2 p.m. ZOO Qs: https://s.si.edu/2SMQjaG.