Young Explorer Aaron Sandel studies the largest community of wild chimpanzees ever observed. Trekking through the forests of Kibale National Park, Uganda, he is investigating different aspects of behavior and morphology, with a focus on development, dominance, and play. —— Chimpanzees are dramatic. Pant hoots, screams, charging displays. You would think something unusual was happening. Nope. Just...

Young Explorer Aaron Sandel studies the largest community of wild chimpanzees ever observed. Trekking through the forests of Kibale National Park, Uganda, he is investigating different aspects of behavior and morphology, with a focus on development, dominance, and play. —— Chimpanzees are dramatic. Pant hoots, screams, charging displays. You would think something unusual was happening. Nope. Just...