When Sharks Swam the Great Plains

If you’ve ever been to, or lived in, or even flown over the central swath of North America, then you’ve seen the remnant of what was a uniquely fascinating environment. It’s all prairies and cities now, but long ago, it was rife with exotic, aquatic life. It was full of ammonites, colossal clams, and toothy […]

There Was No First Human

[MUSIC] This is me. I’m a human. These are my parents, they’re clearly humans too. My grandfather, human. My great-grandfather and great-great-grandfather? Humans without a doubt. But my grandfather 185 million generations removed? Not a human. He was a fish. [MUSIC] Imagine you could take a picture of every ancestor down the line and put […]

Inside California Education: Cabrillo High School Aquarium – Diving into Marine Science

♪♪ Eisen: Most people, when they hear that we have an aquarium, they visualize a classroom with a couple of tanks in there but when they come and actually see what we have they’re pretty blown away because of the scope of what we’re doing. This is where the magic happens, right here. Eisen: We […]

What If There Were No Sharks?

[SCARY MUSIC] Why are sharks so scary?! Bloodthirsty beasts just waiting out there in the waves to feast on human flesh. If only we could get rid of these guys our vacations would be so much safer, nothing to worry about while we’re surfing and frolicking out there in the ocean. Except that’s not the […]

How Do Sharks and Rays Use Electricity to Find Hidden Prey? | Deep Look

We live in a world full of electric fields. Animals, plants — even the earth itself — creates them. But only a handful of creatures can actually sense them. Sharks — also rays and skates… a whole group, animals called elasmobranchs — can actually detect electricity Maybe it’s like feeling the presence of someone hiding […]

Epaulette Shark Walks on Land

[Narrator] The tide is still dropping. (running water) (forlorn stings) And soon, the epaulette’s left high and dry. (forlorn strings) If he’s not careful, he’ll barbecue in the scorching Australian sun. Even more alarmingly, this fish out of water is struggling to breathe. But the miraculous epaulette has evolved an extraordinary strategy to cope with […]

Corals in Crisis – Full Episode

Coral reefs. In a vast blue wilderness, they are the cities of the sea. These rich, biodiverse ecosystems are hot spots for marine life and warriors at protecting shorelines from storms. They cover 1% of the ocean floor, but they’re actually home or hosts to about 25% of marine species. Coral reefs are also the […]

Upside-Down Catfish Doesn’t Care What You Think

There is nothing wrong with your television set. Do not rotate your phone. You’re looking at the upside-down catfish. Seven different species live in the Nile and Congo Basins of Central Africa. You might expect it to be anatomically different from a regular catfish. But it’s exactly the same. So why does this catfish swim […]

Gannets Diving for Fish

Perhaps no other bird masters air and water like a gannet! With a long narrow six-foot wingspan, a gannet can hover, glide, soar and dive, but it’s beneath the surface of the water that they really come into their own. With the Atlantic offering up such bounty, the constant fishing trips barely make a dent […]

Do Fish Pee?

Hey smart people, Joe here. Have you ever heard the phrase “to drink like a fish?” Well, unless you’re a ocean dwelling species, that probably means staying sober. Because freshwater fish don’t drink! Saltwater fish on the other hand? They’re constantly drinking. But if some fish drink all the time and other fish don’t drink […]