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
South Africa’s humpback whales make a stunning comeback
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?
Newest
All
Category:
Adventure
Animals
Environment
History & Civilization
Nat Geo Exclusives
People & Culture
Photography
Science & Space
Technology
Travel
Perpetual Planet
What mud from glacial lakes can tell us about our history and future
08:01
Magazine
See how wildlife is bouncing back in this African park
16:43
Sponsor Content
Keeping Canada clean
05:24
Culture & History
Meet Cambodia’s first women’s wheelchair basketball team
13:00
The Story of Plastic
Your sneakers are part of the plastic problem
05:36
Partner Content
A very different kind of hydropower
04:38
Environment
These peatlands could be critical to fighting climate change
02:49
Partner Content
Sustainable technology built sustainably
04:37
Animals
Shark tagged from submarine for first time in history
02:04
Science
Science fiction inspires the future of science. Here’s how.
12:53
Animals
Inside the surprisingly social lives of manta rays
01:41
Environment
Amazon fires 'so much worse than before' say locals
01:57
Culture & History
These divers search for slave ship wrecks and discover their ancestors
18:06
101 Videos
Tornadoes 101
05:31
Animals
What a sea snail die-off means for Californians—and the climate
11:06
Culture & History
Nat Geo's Aaron Huey's most epic photos
10:17
Show More Videos
