Dogs are great sniffers. A newfound nose-to-brain connection helps explain why

Information highways connect smell and vision in a way that hadn’t been described before

photo of a beagle sniffing sand on a beach

Get a whiff of this: Dogs’ olfactory systems are vaster than we knew, a new brain scanning study of pooches shows.

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A dog’s brain is wired for smell. Now, a new map shows just how extensive that wiring is.

Powerful nerve connections link the dog nose to wide swaths of the brain, researchers report July 11 in the Journal of Neuroscience.