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Central African Republic
A smelly message: Gorillas communicate with odors, study shows
A smelly message: Gorillas communicate with odors, study shows

In humans, especially teenage boys, one's body odor can cause most anyone to step away. Turns out gorilla B.O. can be “louder” or “softer” to communicate status, fear or more subtle information to those around them, researchers report after following a group for a year. The odor became stronger from anger and distress, and when the mother of the youngest infant was not close by, the researchers said in the journal PLOS One. Not only can the odors signal emotional responses such as to danger, they can be modulated and can be used to regulate the behaviors of other gorillas, they said. “Our results suggest that silverback odor strength can be ‘turned up’ or ‘turned down’ as well as ‘turned...

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