Mind
Neural recordings from chickadees have found unique patterns of activity that occur when they hide food and then retrieve it later, and they may represent how memories are indexed in the brain
Black-capped chickadees remember the locations of stashed food
Peter Llewellyn RF/Alamy
Unique patterns of brain activity that are linked to specific memories have been discovered in songbirds. These “barcode” patterns may be related to memory recall in the birds and could also be present in other animals such as humans.
The black-capped chickadee (Poecile atricapillus) stores foods such as seeds in hiding places and retrieves them later when sustenance is scarce. This makes it a useful organism to study memory, says Selmaan Chettih at Columbia University in New York.
A pair of structures in …
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