Bonobos eat their aquatic greens, perhaps to get their daily dose of iodine.

A spending bill approved by a House committee would require the agency to “accelerate” the replacement of nonhuman primates in laboratories starting in October.

When compared to teeth from Homo erectus and orangutans, the remains from an ancient ape appear to belong to a new genus.

Nearly 50 years after its development, only a handful of creatures have passed the self-awareness exam. A new attempt with fish highlights a debate over the test’s use and meaning.

A 37-year-old simiang gibbon on birth control unexpectedly gave birth at the San Diego Zoo.

Her work changed the discipline by bringing rigorous experimentation to field studies of monkeys and baboons.

Inflammation may be a strong contender for the connection between mom’s weight and children’s neurodevelopment, according to lab studies on animals.

United Airlines, British Airways, China Southern Airlines, and Qatar Airways face a formal complaint over their refusal to transport animals for scientific research.

A combination of public opposition, intense regulations, and rising costs in the EU make conditions in China and elsewhere attractive for studying monkeys.

News reports reveal that Volkswagen, Daimler, and BMW funded the organization that conducted the studies.

Optogenetic stimulation of the perirhinal cortex can cause macaques to process never-before seen-objects as familiar and known objects as brand new.

Researchers find differences in predatory behavior between a long-observed chimp tribe and a recently habituated one. 

After a heart attack, monkeys given induced pluripotent stem cell–derived cardiomyocytes show more regeneration in the organ, but with risks.

Researchers suggest that some nonhuman primates can anticipate the actions of other animals.

A laboratory study finds the virus in the cerebellum in addition to body fluids.

A new initiative in Germany aims to increase the public’s comfort with animal-based science; US government holds workshop on nonhuman primate research.

Captive ape produces more than 500 vowel-like sounds, offering clues to how speech evolved in humans.

Researchers infect rhesus macaques with the virus to better study its effects in humans.

The study of nonhuman intelligence is coming into its own as researchers realize the unique contexts in which distinct species learn and behave.