Up Next
Back to Show
Deep Look
How Your Dog's Nose Knows So Much
Season 6
Episode 4
Dogs have a famously great sense of smell, but what makes their noses so much more powerful than ours? They're packing some sophisticated equipment inside that squishy schnozz.
Support Provided By
4:58
A “bee fly” is a freeloader that takes advantage of a bindweed turret bee’s hard work.
4:05
The scaled wormsnail cements its shell to a rock and snags its meals using mucus!
4:04
Step right up to see tiny springtails spin through the air with the greatest of ease!
3:44
Geckos navigate nearly any surface with an electron dance at the atomic scale.
4:31
The snake's forked tongue helps it smell in stereo.
3:22
Bird’s nest fungi look just like a tiny bird's nest. But those little eggs have no yolks.
3:36
How are frogs so amazing at catching bugs? It’s their supersoft tongue and special spit.
4:00
Mussels create byssal threads to attach themselves to rocks and each other.
4:10
Earthworms cozy up with a mate inside tubes of slime to make cocoons full of baby worms.
3:52
What keeps the boneless, jawless hagfish thriving after more than 300 million years? SLIME
5:04
Researchers use invisible lasers, ghastly wasps and more trickery to protect orange groves
4:20
As they gorge, oblique streaktail hoverflies help keep orange trees safe from disease.