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
How Do Dolphins Stay Awake For So Long?
Dolphins can stay awake for two weeks straight. What's their secret?
more
X
How Do Dolphins Stay Awake For So Long?
Dolphins
Marine Mammals
Sleep
Oceans
Dolphins can stay awake for two weeks straight. What's their secret?
X
How Do Dolphins Stay Awake For So Long?
Dolphins can stay awake for two weeks straight. What's their secret?
Share Link
Featured Videos
Related
Sea-Creature Discoveries Spawn Music Video
Animals Return to Canada’s Pacific Coast
Special Investigation: There’s Still Oil on This Beach 26 Years After the Exxon Valdez Spill (Part 3)
Killer Whales: How the Exxon Valdez Oil Spill Nearly Decimated This Pod (Part 2)
Looking for Killer Whales 26 Years After the Exxon Valdez Oil Spill (Part 1)
The World's Biggest Animal May Be Getting Bigger
Up Close: Humpback Surfacing in Marina
The Strange—but Necessary—Task of Vaccinating Wild Seals
Leopard Seal vs. Leopard Seal—Underwater Food Fight
Our Incredible Ocean: Now Is the Time to Protect It
What Makes the Wonderpus Octopus So Wonderful?
Dive Into an “Underwater Kaleidoscope” of Unbelievable Beauty
Adorable Seal Catches a Ride on a Kayak
Watch: Cape Seal Collides With Kayaker
Watch: Killer Whales Charge Blue Whale (Rare Drone Footage)
Watch: Orcas Hunt a Whale in Rare Video
Blue Whales 101
Wild Dolphin Greets Humans: Is This Normal?
Watch These Giant Whales Visit an Ocean ‘Day Spa’
Heart Monitors on Narwhals Reveal Dangers of Human Encounters
Brain Surgery Helps a Rescued Fur Seal
Was This Whale Trying to Save a Diver’s Life?
See First Ever Video of an Orca Mother and Son Killing a Calf
Beached Orca Saved in Dramatic Rescue
What Sperm Whales Can Teach Us About Humanity
Manatees explained: Inside the slow-paced lives of "sea cows"
Nearly 100 captive orcas and belugas at risk of drowning, freezing to death
Mysterious orcas confirmed alive in new video
Watch sea otters crack open mussels on stone anvils
Endangered river dolphin species’ numbers on the rise
Bottlenose Males Are Mean
Bottlenose Hunt on Sandy Shore
Bluefin Tuna Eat Bait Ball
Dusky Dolphins Corral Anchovies
Dolphin Parenting
Gray Whale Migration
Amazon Dolphins
It's All Relative
Dolphin Antics
Pink River Dolphins
Breathing Knowledge
Dolphin Talk Decoded
Narwhals
Killer Massage
Throwback TV: Dolphin Talk
Could a Video Game Be the Key to Stroke Recovery?
Dolphins: Even Smarter Than You Thought
Most Popular
Editor's Picks
Newest
All
Category:
Adventure
Animals
Environment
History & Civilization
Nat Geo Exclusives
People & Culture
Photography
Science & Space
Technology
Travel
Partner Content
Breakout: Bay of Plenty — Pōwhiri
02:44
Partner Content
Breakout: Abel Tasman National Park
02:54
World's Weirdest: Larva Removed From a Girl's Scalp
02:52
Cobra vs. Mongoose
01:55
101 Videos
Cannabis 101
02:37
News
Rescued Baby Bat Stuffs Her Cheeks With Banana
01:44
Animals
Watch: 'Zombie' parasite takes over insects through mind control
04:10
World's Deadliest
World's Deadliest: Shrimp Packs a Punch
01:38
World's Weirdest: Bird Mimics Chainsaw, Car Alarm and More
02:42
News
These Birds Have a Sexy but Bizarre Dance Routine
01:19
101 Videos
Tornadoes 101
03:00
Jane Goodall: A History
05:54
Short Film Showcase
Brilliant Time-Lapse of Alaska’s Northern Lights
02:56
101 Videos
Dinosaurs 101
03:47
101 Videos
Thunderstorms 101
03:36
Magazine
Amazing Time-Lapse: Bees Hatch Before Your Eyes
01:08
Show More Videos
