The Mirror Test Peers Into the Workings of Animal Minds
The Mirror Test Peers Into the Workings of Animal Minds
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.
The Mirror Test Peers Into the Workings of Animal Minds
The Mirror Test Peers Into the Workings of Animal Minds

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.

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.

monkeys
Clones Made of CRISPRed Monkeys
Clones Made of CRISPRed Monkeys
Carolyn Wilke | Jan 25, 2019
Researchers edited macaque embryos to induce symptoms of sleep disorders and chose one animal to clone. A bioethicist questions the study’s appropriateness.
Image of the Day: Wisdom Teeth Lost
Image of the Day: Wisdom Teeth Lost
Carolyn Wilke | Jan 9, 2019
A study of tiny monkey skulls and teeth suggests that shrinking body size didn’t crowd out wisdom teeth during evolution.
Dorothy Cheney, Pioneer in Social Cognition, Dies
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.
Researchers Take Action to End Airlines’ Restrictions on Lab 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
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.
Monkeys Pass on Brain Activity Patterns Linked to Anxiety
Monkeys Pass on Brain Activity Patterns Linked to Anxiety
Ashley Yeager | Jul 30, 2018
Humans might also inherit such brain changes, a new study suggests.
Gene Editing Reduces Monkeys’ Cholesterol
Gene Editing Reduces Monkeys’ Cholesterol
Ashley Yeager | Jul 10, 2018
The results could lead to a treatment to lower cholesterol in patients with hypercholesterolemia.
Image of the Day: Cuddle Buddies
Image of the Day: Cuddle Buddies
Sukanya Charuchandra | Jun 1, 2018
Researchers studying macaques in Morocco find that socialization improves the monkeys’ odds of surviving the winter. 
Monkey Hybrids Challenge Assumptions of What a Species Is
Monkey Hybrids Challenge Assumptions of What a Species Is
Jim Daley | May 4, 2018
A study finds two species of guenon monkeys in Tanzania have been mating and producing fertile offspring for generations.