FISH

15 Toothsome Facts About the Megalodon Shark

The megalodon was the largest shark to ever live, but luckily for us, it’s definitely extinct.

The stingray it on the left, and the skate is to the right.

Skates vs. Rays: What‘s the Difference?

Skates lay black, ravioli-shaped egg cases. Rays give birth to live pups.

A diver is about a meter behind the coelacanth discovered at a depth of 144 meters in North Maluku, Indonesia.

Scientists Capture First Footage of Ancient Coelacanth in Its Natural Habitat

Researchers in Indonesia have filmed a rare coelacanth nearly 500 feet underwater—marking the first time the fish has been recorded in its native environment.

Brave Octopus Filmed Hitchhiking on a 10-Foot Shark

A Maori octopus was spotted clinging to a shortfin mako shark, leaving scientists puzzled.

10 Bizarre Animal Smuggling Stories

It seems pants are a common place for smugglers to conceal animals.

The Neptune Memorial Reef off Florida’s coast.

Explore the World’s First Underwater Cemetery

Neptune Memorial Reef is a piece of art, a cemetery, and a haven for wildlife.

Watch an Octopus Boss Around Fish to Track Down Prey

A new study shows that octopuses become bosses and fish become subordinates when the two species hunt together.

A Los Angeles high school turned out to be a hotbed for fossils.

Millions of Marine Fossils Discovered Beneath Los Angeles High School

Millions of fossils, from shells to the largest known shark species, were unearthed beneath San Pedro High School.

This green frog could be contemplating a big change.

7 Animals That Can Change Their Sex

In the animal kingdom, it’s not that unusual to start out as one sex and end up as another.

People had some interesting ideas about eels (top) and lamprey (bottom).

Putting a Skirt on a Herring, and Other Fishy Folklore From the British Isles

This excerpt from Ben Gazur’s book ‘A Feast of Folklore: The Bizarre Stories Behind British Food,’ out September 19 in the UK and November 19 in the U.S., dives into some unusual history.

Climate Change Is Making Seafood Dangerous to Eat

Mercury in seafood is another growing concern thanks to global warming.

17 Wild Animal Superlatives

The biggest, fastest, strongest animals in the world.

Frilled sharks are usually found in the deep ocean, but this one popped up in waters off Japan in 2007.

7 Deep-Sea Sharks That Will Haunt Your Dreams

The creepiest sharks are found thousands of feet beneath the sea.

An aerial view of the rust-colored Kutuk River in Gates of the Arctic National Park in Alaska. Thawing permafrost is exposing minerals to weathering, increasing the acidity of the water, which releases metals like iron, zinc and copper.

Alaska’s Rivers Are Turning Orange, and Yeah, It’s Probably Climate Change

A new study shows that rusty discoloration in Alaska’s otherwise pristine streams and rivers is likely due to melting permafrost—and that’s a problem for Arctic animals and people.

Time is running out to make this spring dish.

This Ramp and Arctic Char Recipe Makes the Most of the Rare Spring Vegetable

Looking for an easy, delicious ramp recipe? This fish dish will make the most of the elusive allium.

Unlovable Sea Lampreys Might Share Our Fight-or-Flight Instinct

The alien-looking, bloodsucking fish have cells that may form the same rudimentary nervous system we have.

A semi-accurate rendering of a crocodile.

10 Historical First Impressions of Animals and Plants

From the “dark politicks” of cuttlefish to the “prodigious bigness” of snakes, here are 10 accounts of the first times explorers encountered new animals, foods, and more.

The Rarest Breed of Goldfish—Thought to Be an Urban Legend—May Have Been Rediscovered in the Wild

Not everyone believes that meteor goldfish are even real. But Chicken Nugget and Tater Tot are giving hope.

In the latter half of the 20th century, sushi went from exotic delicacy to all-American food.

A Brief History of America's Sushi Obsession

The history of sushi in the U.S. can be traced back to the 1970s.

12 Facts About Hammerhead Sharks

Some of them swim sideways.

Do Sharks Really Not Get Cancer?

As the thinking goes, sharks don’t get cancer, so the pills will keep you from getting it, too. But there’s a problem with that theory.

The bigger the goldfish, the bigger the problem.

Tiny Goldfish Are Ballooning Into Football-Sized Predators in the Wild

The Great Lakes are being overrun by jacked goldfish. Scientists are worried they could cause long-term damage to the ecosystem.

You'd be amazed at what things you can get through a TSA checkpoint.

10 Surprising Things You Didn’t Know You Could Bring Through TSA Checkpoints

Most airline passengers focus on what they can’t bring through TSA checkpoints—but you'd be shocked by what can actually slip right through.

People have kept these beautiful fish as pets for centuries.

How the Goldfish Became Everyone’s First Pet

They’re quintessential starter pets for young children. But it’s important to know how to properly care for a pet goldfish.