PBS
How the Starfish Got Its Arms
The story of how the starfish got its arms reminds us that even animals that might be familiar to us today can have incredibly deep histories - ones that stretch back almost half a billion years.
Visual Learning Systems
Introduction to Echinoderms
This video provides a brief introduction to the characteristics and diversity of echinoderms, such as starfish, sea urchins, and sea cucumbers. This video is part of the 11-part series, Classifying Animals.
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.
Mazz Media
Invertebrate
This live-action video program is about the word invertebrate. The program is designed to reinforce and support a student's comprehension and retention of the word invertebrate through use of video footage, photographs, diagrams and...
Visual Learning Systems
Simple Animals: Understanding Echinoderms
Upon viewing the Simple Animals video series, students will be able to do the following: Differentiate between and provide examples of vertebrate and invertebrate animals. Describe the basic body parts of a sponge (porifera). Explain the...
Getty Images
Featherstar. This marine invertebrate is an ancient and primitive echinoderm, a member of the group of invertebrates that includes the starfish
Featherstar. This marine invertebrate is an ancient and primitive echinoderm, a member of the group of invertebrates that includes the starfish
Getty Images
Sea cucumber creeping through thre rocks
Sea cucumber (Holothuroidea) with pink ocelle, walking in the sea bottom, low depth.
Getty Images
Flower Urchin, CU, Monad Shoa, Malapascua, Philippines
Flower Urchin, CU, Monad Shoa, Malapascua, Philippines
Sea Studios Foundation
Shape of Life: Gail Kaaialii, Marine Biologist: A Success Story: Echinoderms
Learn about the echinoderms through Gail Kaaialii. She dives with her students in Hawaii to observe these remarkable animals. She discusses how different these animals are from humans. [4:31]
Sea Studios Foundation
Shape of Life: Echinoderm Animation: Five Part Symmetry
The five-part symmetry of echinoderms is demonstrated, as the five-armed starfish is morphed into an urchin that is then morphed into a sea cucumber. [1:42]