CBC NEWS | Sniffing your way around — our brains are built to navigate by scent


Published: 13Nov2018

The study by Louisa Dahmani and her colleagues in the Departments of Neuroscience and Psychiatry at McGill University in Montreal, puts a recent theory about the evolution of the sense of smell to the test. The theory proposes that the the sense of smell evolved to aid in navigation.  Ancient animals would have evolved a sense of smell to find food, and locate mates and predators, and so smell would have been intimately connected with location and navigation.

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