Just like any self-respecting plumber has a tool for any occasion, chimpanzees in the Congo have developed specialized "tool kits" to help them forage for ants. That's the conclusion of new research ...

When I talk about my time in the field, and how wonderful and fascinating chimpanzees are, one thing that often surprises people is that chimps eat meat. Listeners are truly shocked—"Wait what?" they ...

Al and Kamaka, two old friends who are both in their 50s, are experiencing a whole new world. Part of what's novel: females. "Right off the bat, they were just enamored with the ladies in the group," ...