Gardner famously claimed to have taught chimpanzees to communicate with people using American Sign Language by raising them as if they were human children.
A 12-year study shows variation among primate groups in how the animals clasp hands during grooming, but consistency within them, even as group membership shifts over time.
The newly discovered microbe seems to be responsible for a mysterious neurological disease that has killed dozens of critically endangered Western chimpanzees.
After losing out on “personhood” in a legal battle, two chimpanzees that were held at a university in New York return to a research center in Louisiana.
Researchers have captured footage of wild chimpanzees teaching each other to use tools, lending support to the idea that humans aren’t the only primates to engage in social learning.
The 60 NIH chimpanzees that were set to enjoy their remaining years at a sanctuary in Louisiana will have to wait a little longer, thanks to Congress’s ongoing budgeting problems.
A National Institutes of Health working group urges the agency to send most of its chimpanzees to a national sanctuary and halt half of the experiments involving such animals.