Why Do Dogs Smell Each Other’s Butts? Because Science.

Dogs have a keen sense of smell, much stronger than humans. So why then, do they use that sense of smell to sniff each other’s butts? If you’ve ever been curious about the science of dog butts then Reactions from The American Chemical Society has just the video for you. They explain exactly what dogs are sniffing for, and about their secret second dog nose, the Jacobson organ.

(via The American Chemical Society)

Previously in things dogs smell

• Dogs can be trained to sniff out bacteria in hospitals
• Hyenas can smell who their friends are
• Dogs sprayed with oxytocin will sniff more butts

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Glen Tickle

Glen is a comedian, writer, husband, and father. He won his third-grade science fair and is a former preschool science teacher, which is a real job.

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