Mice sense each other's fear

Scientists have figured out how mice use their noses to sniff out fear in other mice.

By Emily Sohn, 00:00 AM September 3, 2008

People can usually tell when others are afraid just by the look on their

faces. Mice can tell when other mice are afraid too. But instead of

using their beady little eyes to detect fear in their fellows, they use

their pink little noses.

 

 

 

 

 

 

 

 

 

 

 

 

 

FEAR-OMONE: Mice smell fear in other mice using a structure called the Grueneberg ganglion. The ganglion has about 500 nerve cells that carry messages between a mouse's nose and brain.

 

FEAR-OMONE: Mice smell fear in other mice using a structure called the Grueneberg ganglion. The ganglion has about 500 nerve cells that carry messages between a mouse's nose and brain.

 

Science/AAAS

 

Scientists are beginning to understand how mice sen...

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