Topic: underwater

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The Snail-Smashing, Fish-Spearing, Eye-Popping Mantis Shrimp

The mantis shrimp is a fascinating creature. One kind impales prey with a spear-like appendage and another smashes prey with a built-in club — the fastest attack in the animal kingdom. "At 30 times faster than the bli...

Marie Tharp: Uncovering the Secrets of the Ocean Floor

In the early 20th century, Alfred Wegener proposed a revolutionary idea: that the Earth’s continents were once joined together, and had gradually moved apart. The idea contradicted almost everything scientists thought...

The melibe nudibranch grabs at food with a net-like mouth

This fascinating carnivorous sea slug is called a melibe leonina, a lion's mane sea slug, or a hooded nudibranch. The 'hood' refers to its large mouth that expands like a net to trap at small crustaceans and mollusks,...

Up close and underwater as a humpback whale breaches

From above the water and below, see a fully grown, 52ft long, 44 ton male humpback whale breach in front of a snorkeler. The incredible moment was captured by Australian photographer Beau Pilgrim, who was filming off ...

The Amazing Shapes of Ammonites

Now extinct, ammonites are abundant, prehistoric sea molluscs that first appeared in the fossil record around 240 million years ago. The images of ammonites that we often see in museums and books are planispiral-shape...

Okinawa’s sea snake catchers & seaweed farmers

On tiny Kudaka Island, off the coast of Okinawa, Japan, Yoko and Setsuko are master sea snake catchers. At 70 years old, they've been hunting poisonous sea snakes at night for over 40 years. As explained in this Wild ...

Hot Wheels Road Trip

If you've ever wondered what it might look like if you were riding inside (or on) a Hot Wheels car, this video will give you a good idea. From 5 Mad Movie Makers, this is Hot Wheels Road Trip: Each section worked ...

The case of the green-eyed squid

What happened when a Monterey Bay Aquarium Research Institute (MBARI) submersible shined a blue LED light on Histioteuthis heteropsis, a strawberry squid with one small eye and one giant yellow-green eye? File under f...

I, Octopus – Science Friday

With thousands of chemically-sensitive suckers, color-changing skin, and a brain that literally stretches when they eat, octopuses seem like aliens living in our oceans. Understanding their physical adaptations and ho...

Turning Oil Rigs Into Reefs

If an oil rig is done producing oil, should the oil company return the ecosystem to its natural state by removing the rig? What if the 40 year old rig's underwater structure is covered with thriving marine life? T...

Swim Alongside a Galápagos Marine Iguana

Our planet's only sea-going lizard looks somewhat like a small Godzilla. The marine iguana (Amblyrhynchus cristatus) is endemic to the Galápagos Islands, and can be seen in this footage as it grazes underwater, captur...

Live Stream: NOAA’s Okeanos Explorer in the Mariana Trench

While exploring the Mariana Trench -- the deepest part of our planet's oceans -- on April 24, 2016, researchers aboard the National Oceanic and Atmospheric Administration (NOAA)'s Okeanos Explorer saw a bioluminescent...

A submarine team discovers thousands of swarming red crabs

This spectacular swarm of red crabs was discovered in low-oxygen waters just above the seafloor at the Hannibal Bank Seamount off the coast of Panama. From whoi.edu: Jesús Pineda, a biologist at Woods Hole Oceanog...

The Japanese Giant Salamander

Behold the Japanese Giant Salamander (Andrias japonicus), the "giant pepper fish" or Ōsanshōuo that can excrete a strong peppery smell when threatened. They are the largest living amphibian in Japan and the second lar...

Tour the Galápagos Islands’ new marine sanctuary

Spend two and a half minutes with the creatures flourishing in Ecuador's new Galápagos Islands marine sanctuary thanks to this footage filmed by National Geographic's Pristine Seas team. The Belgium-sized conservation...

Baby Humpbacks Need 150 Gallons of Whale Milk a Day

A baby humpback nurses 150 gallons of high-fat whale milk every day, and practices controlling her one ton body in open waters. As she learns how to be a humpback whale, she rests under her mother, who remains steady ...

Why Do Deep Sea Creatures Look So Scary?

Why Do Deep Sea Creatures Look So Scary? Anna Rothschild of Gross Science explains how different it is at the bottom of the sea: Food can be scarce, there's tremendous ocean pressure, and it's dark. These environmenta...

The Sea Is Blue

A young girl falls overboard during a fishing expedition and experiences a meaningful undersea adventure in this stop motion animation: The Sea Is Blue by writer and director Vincent Peone. A myth about how the ocean ...

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