SciShow
Brittle Stars Could Teach Robots To See With Their Skin
Brittle stars are eyeless, brainless animals that spend their time hanging out in dark crevices of coral reefs. But despite all this, it seems that they can still see...using their skin!
SciShow
Starfish Eyes, Octopus Blood, and Human Evolution in Action
You're probably aware that nature has come up with some pretty fascinating animal adaptations over the millennia, and in general, the stranger the adaptation, the more important it is to that organism. Today on SciShow News, Hank has...
Curated Video
Sea Stars
An introduction to sea stars, including one that’s a metre wide! Biology - Animal Kingdom - Learning Points. Sea stars are a type of echinoderm. All adult echinoderms have radial symmetry, which means their body parts are arranged around...
Nature League
Exploring Sex and Reproduction | Compilation
Brit looks back on our fourth month on Nature League, when we explored the theme of sex and reproduction.
Brave Wilderness
IT"S ALIVE! Pac-Man of the Sea?
On this episode of Beyond the Tide, Coyote and the crew explore the tide pools of the San Juan Islands in search of bizarre marine creatures…and OH BOY do they find them! From Sea Lemons to Giant Purple Sea Stars almost everything they...
Brave Wilderness
LOOKOUT! Toxic Starfish!
On this episode of Beyond the Tide, Coyote and Mark go on their first official scuba diving adventure off the coast of Hawaii! The Hawaiian Islands, a well known divers paradise, boast some of the most amazing collections of marine life...
Bizarre Beasts
Scientists Built A Robot to Hunt This Starfish
Crown-of-thorns starfish are large, spiny, and eat coral reefs and without enough natural predators to control their population, someone had to create one.
Brave Wilderness
Making a Tide Pool Aquarium!
On this episode of Coyote’s Backyard, the team sets off to explore the tide pools of Southern California with fans Aiden and Dylan in an attempt to build an amazing tide pool aquarium! Building a tide pool aquarium can be a fun way to...
National Parks Service
Acadia National Park - Meet a Sea Star
Sea stars live in the intertidal zone all around Acadia National Park. Learn all about how sea stars survive by meeting one!
Sea Studios Foundation
Shape of Life: Echinoderms: Sea Star Time Lapse: Don Wobber's Film
A time-lapse movie shows that sea stars actively interact with each other. [2:26]
Sea Studios Foundation
Shape of Life: Echinoderms: Sea Star Time Lapse: Eating Dead Fish
Time-lapse footage shows how fast sea stars move onto a dead fish to eat it. [1:36]
Sea Studios Foundation
Shape of Life: Echinoderms: Sea Star Time Lapse: Pycnopodia Chases Snail
The sun star, Pcynopodia, chases and catches a snail in this video. [2:19]
Sea Studios Foundation
Shape of Life: John Pearse, Don Wobber, Biologists: Sea Star Behavior
John Pearse studied sea stars in the intertidal for a long time and assumed they had no social interactions. Then he met long-time diver Don Wobber who has a passion for sea stars. He wondered about the sea stars poses revealed in his...
Sea Studios Foundation
Shape of Life: Echinoderm Animation: Sea Star Body Plan
We learn how a sea star's skeleton works and then travel inside the sea star to see the nerve ring and how the hydraulic system of tube feet works. [3:52]