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Fish
Fish

   

Fish are vertebrates (vertebrates have backbones) that live in water. They breathe using special organs called gills.

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Check out mammals, reptiles, birds, amphibians, insects, and dinosaurs too!

   

Blue Marlin

Speedy, Silvery Swimmer

BULL SHARK

It's an aggressive species.

Clown Anemonefish

Get facts and photos.

Wacky Wild Animals

River Catfish - Ep. 20

Zeb Hogan, an aquatic ecologist, identifies, tracks, and tries to protect the largest freshwater fish in the world. This river catfish is one of the fish that Zeb's Megafishes Project is working to protect.

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WHICH FISH IS CUTER?

Make your choice

ELECTRIC EEL

Get "shocking" facts.

Goblin Shark

Jaw-dropping skills!

Hairy Frogfish

Spines help this fish hide.

Great White Shark

SEA PREDATOR

Hammerhead Shark

SAW-BLADE TEETH!

Mobula Ray

These fish fly high.

Moment Of

Whee! Leaping Mobula Rays - Ep. 4

Check out an acrobatic fish called a mobula ray that likes to leap out of the sea in Baja, California. This episode of "Moment of…" will make you go, “Whee!”

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Mola

BIG, BONY FISH

Pufferfish

Learn about its defenses.

Sand Tiger Shark

Crazy-big teeth!

Red-Bellied Piranha

Mean—or just misunderstood?

Tiger Sharks vs. Sea Turtles - Ep. 34

Play now!

Quizzes

Smalltooth Sawfish

Looks like a chainsaw!

Which shark would you want to be?

Sea Lions or Sharks?

Make your choice

Stingray

Their tails have venom!

Wacky Wild Animals

Giant River Stingrays Found - Ep. 26

After an exhaustive search, an explorer finds one of the elusive rays—and then it gives birth.

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Everything Oceans

Manta Ray - Ep. 1

Dive in with NG Explorer Andrea Marshall and discover the majestic manta ray!

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MAKING WAVES

Shark breaks record! Check it out.

Which animal would you like to swim with?

Animals & Pets

Pygmy Seahorses - Ep. 99

Take a peek at tiny pygmy seahorses, which only live on gorgonian coral.

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Seahorse

LOOKS LIKE A TINY HORSE!

Underwater photo tips!

Learn how to capture mysteries of the deep with your camera.

Wacky Wild Animals

Fish Cleaning a Hippo - Ep. 1

Watch a hippo get the royal treatment from cleaning carp.

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Eating Fish

SMART CHOICES

Tierney Thys

MARINE BIOLOGIST

Meet the Mammals!

They're warm-blooded and hairy. Check out pictures, videos, and facts.

Research Reptiles!

Get facts and watch videos about these cold-blooded creatures.

Explore the Prehistoric!

Watch videos, see pictures, and get facts.

Get the lowdown on birds!

Check out pics, videos, and facts about our feathered friends.

All About Amphibians!

See videos, photos, and facts on salamanders, frogs, and more.

Info about insects!

Get the buzz on these creepy-crawlies.