NATIONAL GEOGRAPHIC
VIDEO HOME
NAT GEO TV
NAT GEO WILD
KIDS
MORE VIDEOS
Adventure
Animals
Environment
History & Civilization
Nat Geo Exclusives
People & Culture
Photography
Science & Space
Technology
Travel
Clams: Not Just for Chowder
They have no brain, but clams burrow deep in the mud to avoid predators such as the cow-nosed ray.
more
X
Clams: Not Just for Chowder
Invertebrates
Sharks
They have no brain, but clams burrow deep in the mud to avoid predators such as the cow-nosed ray.
X
Clams: Not Just for Chowder
They have no brain, but clams burrow deep in the mud to avoid predators such as the cow-nosed ray.
Share Link
Featured Videos
Related
Albatross vs. Tiger Shark
Bull Sharks
Dugongs
Shark Tournament
"Prehistoric" Shark Seen Attacking Deep Bait
Attacking Shark Gagged by Slime
Sharks Light Up in Neon Colors
World's Deadliest: Great White Shark vs. Seals
World's Deadliest: Hammerhead Sharks
Crittercam POV: "Swim" with Gray Reef Sharks
World's Deadliest: Shark Superpowers
Close Encounters with a Dangerous Shark
Shark Alert! Species Struggle
Whale Shark Encounter
World's Deadliest: Meet the Real "Jaws"
Rotten Shark Meat Is a Delicacy
Whale Sharks' Unusual Feast
Shark vs. Octopus
Tiger Sharks vs. Turtles
Shark Attack: Bull Sharks Upriver
Sharks in Love
Rarely Seen Sharks
Lemon Sharks
Sharks vs. Pig Carcass: Experiments Surprise Scientists
Pictures Change the World
SharkFest
Diver's Face-Off
Marine Predator's Buffet
Dangerous Shark Encounter
Shocking Shark Attack
Dodging Sharks
Smash Grab Shark Attack
This Shark Sucks
Social Sharks: "First" Video Evidence
Great White Hand Feeding
Underwater Filmmaker Faces Off With Sharks
Unexpected Shark Gives Explorer Shock of His Life
Exclusive: Deep-Sea Sharks and More Spotted by New Camera
Turns Out Sharks Love Lasers
The Real Jaws
Caught in the Bait Ball
North Carolina Shark Frenzy
Rarely Seen Shark Filmed Near Underwater Volcano
Sharks Discovered Inside Underwater Volcano (EXCLUSIVE VIDEO)
Photographing our Seas: Sharks and Sardines
Sinking in Shark-Infested Waters: WWII Survivors Recall Navy Disaster
Photographing our Seas: Sharks After Dark
Newest
All
Category:
Adventure
Animals
Environment
History & Civilization
Nat Geo Exclusives
People & Culture
Photography
Science & Space
Technology
Travel
Animals
20-foot great white shark caught on video is one of biggest known
02:05
wild_life with bertie gregory
Male polar bears fight each other—for a surprising reason
10:29
wild_life with bertie gregory
Behind the scenes: Meet a polar bear tracker
01:00
Animals
South Africa’s humpback whales make a stunning comeback
04:47
101 Videos
Sharks 101
05:01
Animals
How orcas hunt great whites fascinates biologists
02:58
Short Film Showcase
Rare ghost orchid has multiple pollinators, groundbreaking video reveals
15:50
wild_life with bertie gregory
Behind the shot: Camera drone captures wolf pack hunt
01:28
wild_life with bertie gregory
Wolf pack and polar bear face-off in the Canadian Arctic
10:41
Animals
Watch pigs communicate with humans in new experiment
02:32
101 Videos
Rockets 101
05:31
Short Film Showcase
He spent his career studying a frog. Then he discovered its true identity.
09:20
Animals
Watch a dog respond to voiceless commands via this vibrating vest
01:34
wild_life with bertie gregory
Wild_Life Season 3: "The Big Freeze"
01:03
Animals
Newly discovered dinosaur foot is best-preserved theropod fossil in Brazil
01:23
Culture & History
Exclusive: Dive inside the burial chambers of Sudan’s royal pyramids
02:55
Show More Videos
