Woman and baby chimpanzee face to face, as if they were talking to each other
Could a Less Complex Larynx Have Enabled Speech in Humans?
A paper argues that the evolutionary loss of a thin vocal membrane in the larynx may have facilitated oral communication.  
Could a Less Complex Larynx Have Enabled Speech in Humans?
Could a Less Complex Larynx Have Enabled Speech in Humans?

A paper argues that the evolutionary loss of a thin vocal membrane in the larynx may have facilitated oral communication.  

A paper argues that the evolutionary loss of a thin vocal membrane in the larynx may have facilitated oral communication.  

nonhuman primate
Three baboons sitting on a tree, looking at the camera
To Mate or Not to Mate? Baboons’ Inbreeding Defense Is Biased
Saugat Bolakhe | Mar 25, 2022
Researchers find that wild baboons are generally good at avoiding inbreeding, but that it’s more likely to occur with paternal than maternal relatives.
What a Video Game Can Reveal About Monkeys’ Minds
Shawna Williams | Apr 1, 2021
Researchers find that the animals can account for others’ behavior and circumstances in their strategies.
bonobo diet nutrition evolution human anthropology iodine deficient greens eat vegetables plants herbs omnivorous
Image of the Day: Side Salad
Chia-Yi Hou | Jul 2, 2019
Bonobos eat their aquatic greens, perhaps to get their daily dose of iodine.
nih funding spending bill house of representatives congress nonhuman primates research primate
Lawmakers Push NIH to Reduce Nonhuman Primate Research
Chia-Yi Hou | May 10, 2019
A spending bill approved by a House committee would require the agency to “accelerate” the replacement of nonhuman primates in laboratories starting in October.
Meganthropus palaeojavanicus Unterkiefer fragment new ape species
Image of the Day: New Apes
Chia-Yi Hou | Apr 17, 2019
When compared to teeth from Homo erectus and orangutans, the remains from an ancient ape appear to belong to a new genus.
The Mirror Test Peers Into the Workings of Animal Minds
Carolyn Wilke | Feb 21, 2019
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.
Image of the Day: Surprise!
Kerry Grens | Nov 21, 2018
A 37-year-old simiang gibbon on birth control unexpectedly gave birth at the San Diego Zoo.
Dorothy Cheney, Pioneer in Social Cognition, Dies
Kerry Grens | Nov 19, 2018
Her work changed the discipline by bringing rigorous experimentation to field studies of monkeys and baboons.
Maternal Obesity and Diabetes Linked to Autism in Children
Sukanya Charuchandra | Oct 1, 2018
Inflammation may be a strong contender for the connection between mom’s weight and children’s neurodevelopment, according to lab studies on animals.
Researchers Take Action to End Airlines’ Restrictions on Lab Animals
Katarina Zimmer | Sep 21, 2018
United Airlines, British Airways, China Southern Airlines, and Qatar Airways face a formal complaint over their refusal to transport animals for scientific research.
As Primate Research Drops in Europe, Overseas Options Appeal
Katarina Zimmer | Aug 21, 2018
A combination of public opposition, intense regulations, and rising costs in the EU make conditions in China and elsewhere attractive for studying monkeys.
German Carmakers Funded Tests of Diesel Fumes on Monkeys and Humans
Diana Kwon | Jan 29, 2018
News reports reveal that Volkswagen, Daimler, and BMW funded the organization that conducted the studies.
Primate Brains Made to See Old Objects as New Again
Abby Olena | Aug 17, 2017
Optogenetic stimulation of the perirhinal cortex can cause macaques to process never-before seen-objects as familiar and known objects as brand new.
Human Presence Influences Chimps’ Hunting Habits
Diana Kwon | Jun 26, 2017
Researchers find differences in predatory behavior between a long-observed chimp tribe and a recently habituated one. 
Donor Stem Cells Improve Cardiac Function
Kerry Grens | Oct 12, 2016
After a heart attack, monkeys given induced pluripotent stem cell–derived cardiomyocytes show more regeneration in the organ, but with risks.
Apes Seem Capable of Inferring Others’ Thoughts
Bob Grant | Oct 7, 2016
Researchers suggest that some nonhuman primates can anticipate the actions of other animals.
Zika Infects Adult Monkeys’ Brains
Kerry Grens | Oct 5, 2016
A laboratory study finds the virus in the cerebellum in addition to body fluids.
Project Seeks to Improve Image of Animal Research
Kerry Grens | Sep 11, 2016
A new initiative in Germany aims to increase the public’s comfort with animal-based science; US government holds workshop on nonhuman primate research.
Orangutan Imitates Human Speech
Tanya Lewis | Jul 27, 2016
Captive ape produces more than 500 vowel-like sounds, offering clues to how speech evolved in humans.