A sea urchin may be called the hedgehog of the ocean, but not all sea urchins are this spiked! Sea urchins are marine vacuum cleaners - they'll eat (suck up) just about anything they come across! Learn more sea urchin facts on this episode of Animal Fact Files!
Scientific Name: Class Echinoidea
Range: Marine waters worldwide
Habitat: Varies by species
Size: About 4 inches (10cm) in diameter
Diet: Kelp, algae, plankton, mussels, decaying bodies, and more
Threats: Sea stars, parrotfish, triggerfish, lobsters, foxes, and otters
Life span: Up to one hundred years
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Image and Video Credits
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User: (WT-shared) Pbsouthwood at wts wikivoyage - commons.wikimedia.org/wiki/Fi... commons.wikimedia.org/wiki/Fi...
Peter Southwood - commons.wikimedia.org/wiki/Fi...
Nhobgood - commons.wikimedia.org/wiki/Fi... commons.wikimedia.org/wiki/Fi... commons.wikimedia.org/wiki/Fi...
ACutting - commons.wikimedia.org/wiki/Fi...
Diver Vincent - commons.wikimedia.org/wiki/Fi...
Haplochromis - commons.wikimedia.org/wiki/Fi...
Frédéric Ducarme - commons.wikimedia.org/wiki/Fi...
hauntedLuminous - vimeo.com/168493908
Nudibranch Marine Discovery Productions (Peter van Rodijnen); Stichting Natuurbeelden - www.openbeelden.nl/media/811984
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Vellutini B, Migotto A - commons.wikimedia.org/wiki/Fi...
Research Credits:
www.whoi.edu/science/B/people...
tolweb.org/treehouses/?treehou...
www.britannica.com/animal/sea...
www.healthline.com/health/sea...
animaldiversity.org/accounts/...
link.springer.com/article/10....
animaldiversity.org/accounts/...
animaldiversity.org/accounts/...
animaldiversity.org/accounts/...
web.stanford.edu/group/Urchin...
www.pbs.org/newshour/science/...
www.montereybayaquarium.org/a...
www.etymonline.com/word/urchin
www.sciencedirect.com/science...
seaotters.com/2012/10/sea-ott...
today.oregonstate.edu/archive...
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4 апр 2019