Echinoderm Videos

An interesting look at the spiney-skinned sorts. http://www.youtube.com/user/PieWieDutchRebel#p/u/42/zlc3RR6B66U

Click on the link to see the fertilization of a sand dollar egg and the first stages of development.  http://www.youtube.com/watch?v=w_ydqBzVe9g

 Click on the link to learn the basics about sea stars and watch one eat from the viewpoint of a mussel.  It’s the attack of the killer cardiac stomach!  http://www.youtube.com/watch?v=6Z0K4RKwa5E

 Click on the link to see a BBC clip on the urchin barrens of the Pacific Northeast. http://www.youtube.com/watch?v=HG17TsgV_qI

How the sea urchin got it’s guts. https://www.youtube.com/watch?v=AD4t5ijilYM

 

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