Punch the viral baby macaque who clung to an IKEA plushie is growing up, trading his toy comfort for real monkey friendships.

The monkey captured the hearts of millions of internet users after he was filmed carrying and hugging a stuffed animal—bigger ...

Little Punch, a seven-month-old Japanese macaque living in the Ichikawa City Zoo in Japan, has captured hearts on the ...

Researchers have found that the size of the amygdala—a region of the brain involved in processing emotions—could be linked to ...

Viral baby monkey’s new behavior sparks questions about imitation.

Macaque species that live in more tolerant social groups have larger volumes in brain regions tied to social processing, according to a study published in eLife that compared neuroanatomy across ...

Macaque species with higher social tolerance possess larger amygdalae, redefining the brain region as a social hub.

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Japanese snow monkeys don’t just soak in hot springs to escape the winter chill — their steamy spa sessions may also be ...