Curated OER
Marine Animal Word Search
In this marine animals worksheet, students complete a word search of 23 marine animals whose names are given at the bottom of the page.
Stanford University
Stanford University: Sea Urchin Development: Core Lab Exercise
See sea urchins as they develop. A complete set of instructions for a lab in developmental biology. Excellent supporting material is provided, including troubleshooting information.
Sheppard Software
Sheppard Software: Sea Urchins
This site gives an in-depth description of a sea urchin, including its behavior, appearance, and classification. The site includes photos and illustrations and an interactive quiz to test your understanding.
A-Z Animals
A Z Animals: Animal Facts: Sea Urchin (Echinoidea)
Provides photographs and a fact card about the sea urchin. Discusses where they are found, the variety of species, physical characteristics, anatomy, diet, predators, locomotion, reproduction, and threats they face.
Georgia Aquarium
Georgia Aquarium: Sea Urchins
Use this animal guide to learn the scientific name and discover the habitat, diet, reproduction, physical, and other unique characteristics of sea urchins.
Monterey Bay Aquarium
Monterey Bay Aquarium: Purple Sea Urchin
Meet the purple sea urchin and learn cool facts, its natural history, and conservation status.
Stanford University
Stanford University: Sea Urchin Natural History
Stanford University offers an excellent review of the biology and ecology of sea urchins. After reading the text, try the reproduction/survival game!
Stanford University
Stanford University: Sea Urchins
A good overview from Stanford University of the structure and function of sea urchins. A useful place to start in your study of echinoderms.
American University
American University: Ted Case Studies: Sea Urchin Fishery and Overfishing
Describes the sea urchin trade between the US and Japan and some of the overfishing problems that have arisen.
Stanford University
Sea Urchin Images
Free, downloadable images on a variety of topics related to urchin development, anatomy and physiology. Useful for teaching, worksheets and reports.
Stanford University
Stanford University: Sea Urchin Embryology
A fantastic set of lab exercises, background information, teaching materials and references. Great for high school biology.
BiologyWise
Biology Wise: Reproduction Process of Sea Urchins
Describes the physical characteristics of sea urchins and how reproduction takes place.
Australian Broadcasting Corporation
Australian Broadcasting Corporation: News in Science: Sea Urchins Are Part Human
From ABC News in Science, this article discusses research connected to the possibility that despite their qualities of brainless, limbless, and invertebrates, sea urchins are actually similar to humans.
Missouri Botanical Garden
Missouri Botanical Garden: Echinoderms: Sea Stars
Great information about all echinoderms: sea stars, sea urchins & sand dollars, sea cucumber. How they move, what they eat. Nice images.
Stanford University
Stanford University: Path of Development (Animal Developmental Pathways)
An exciting explanation of animal development using sea urchins as a model. Animations, still images and supporting explanations make for a great learning experience.
Exploratorium
Exploratorium: Microscope Imaging Station: Model Organisms
Using model organisms is very important in scientific research. This lesson plan will help students see why the zebrafish, sea urchin, and fruit fly are commonly used.
Georgia Aquarium
Georgia Aquarium: Pencil Urchin
Use this animal guide to learn the scientific name and discover the habitat, diet, conservation status, and physical and special characteristics of the pencil urchin.
Georgia Aquarium
Georgia Aquarium: Variegated Urchin
Use this animal guide to learn the scientific name and discover the habitat, diet, conservation status, physical and other unique characteristics of the variegated urchin.
Curated OER
Science Kids: Science Images: Sea Urchin
A close up photo of a sea urchin on Australia's Great Barrier Reef, off the coast of Queensland. Sea urchins are small marine animals with round, spiky shells.
Curated OER
Clip Art by Phillip Martin: Sea Urchin
A clipart illustration by Phillip Martin titled "Sea Urchin."
Stanford University
Stanford University: Our Acidifying Ocean
A virtual lab activity that investigates the life cycle of the sea urchin. As part of the lab activity, understand how the larval development is affected by the increasing acidity of the ocean.
TED Talks
Ted: Ted Ed: How Life Begins in the Deep Ocean
Educator, Tierney Thys, relates the story of a sea urchin's different phases of development while revealing a beautiful tale of fertilization, development and growth in the deep ocean. [6:02]
Read Works
Read Works: What's in the Oceans? Amazing Ocean Animals
[Free Registration/Login Required] An informational text about some of the animals found in the ocean including: sea turtles, sea urchins, starfish, sea horses, and clownfish. A question sheet is available to help students build skills...
Texas Instruments
Texas Instruments: Jason: Disappearing Kelp Forest
From Shore to Sea: Examine the relationship between kelp plants and sea urchins, and the effects of severe El Nino events on their populations by using data collected by researchers at Johnson's Lee South on the island of Santa Rosa.