2,690 results
2,690 results for: Monkeys
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Monkey See, Monkey Think: Grape thefts instigate debate on primate’s mind
Rhesus monkeys treat a competitor's averted eyes as a license to steal his or her food.
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Babies Learn to Save Face: Infants get prepped to perceive
A minimal amount of parent-directed training at home allows babies to sustain facial-discrimination skills that they would otherwise lose by age 9 months.
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Little Brains That Could: Bees show big-time working memory
Even though a honeybee's brain could fit on the head of a match, the creature's working memory is nearly as effective as that of a pigeon or a monkey.
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Monkeys heed neural calls of the wild
A part of the brain that's involved in sound processing shows pronounced activity when rhesus monkeys hear their comrades vocalizing but not when the same animals hear other sounds.
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Monkey Love: Male marmosets think highly of sex
A new brain-imaging study in marmosets suggests that males sexually aroused by the scent of females may be thinking carefully before they mate, opposing the notion that nonhuman male mammals act purely upon a primal urge.
- Health & Medicine
Primate virus found in zoo workers
Viruses related to HIV can be found in the blood of some zoo staff and other people who work with primates, although the infections don't appear to be harmful.
- Anthropology
Brain Size Surprise: All primates may share expanded frontal cortex
A new analysis of brains from a variety of mammal species indicates that frontal-cortex expansion has occurred in all primates, not just in people, as scientists have traditionally assumed.
- Animals
Hornbills know which monkey calls to heed
Hornbills can tell the difference between two kinds of alarm calls given by monkeys.
- Health & Medicine
Bug bites suggest new stroke drug
Changing a human enzyme so that it resembles one from blood-sucking insects may lead to a new treatment for strokes.
- Anthropology
Evolution’s Lost Bite: Gene change tied to ancestral brain gains
In a controversial new report, a research team proposes that an inactivating gene mutation unique to people emerged around 2.4 million years ago and, by decreasing the size of jaw muscles, set the stage for brain expansion in our direct ancestors.
- Anthropology
Gene implicated in apes’ brain growth
A gene with poorly understood functions began to accumulate favorable mutations around 8 million years ago and probably contributed to brain expansion in ancient apes.
- Health & Medicine
SARS vaccine tests well in mouse model
Scientists have developed a DNA vaccine that stops the SARS infection in mice.
