Phylum Echinodermata Part 2: Body Systems

Continuing our study of the echinoderms, let's take a look at their body systems, especially the water vascular system and endoskeleton. What else can we say about their general anatomy and physiology? How do sea stars and sea urchins move around? There's a lot to discuss! Script by Ryan Helcoski Watch the whole Zoology playlist: http://bit.ly/ProfDaveZoo General Chemistry Tutorials: http://bit.ly/ProfDaveGenChem Organic Chemistry Tutorials: http://bit.ly/ProfDaveOrgChem Biochemistry Tutorials: http://bit.ly/ProfDaveBiochem Biology Tutorials: http://bit.ly/ProfDaveBio Anatomy & Physiology Tutorials: http://bit.ly/ProfDaveAnatPhys Microbiology Tutorials: http://bit.ly/ProfDaveMicrobio Botany Tutorials: http://bit.ly/ProfDaveBotany EMAIL► ProfessorDaveExplains@gmail.com PATREON► http://patreon.com/ProfessorDaveExplains Check out "Is This Wi-Fi Organic?", my book on disarming pseudoscience! Amazon: https://amzn.to/2HtNpVH Bookshop: https://bit.ly/39cKADM Barnes and Noble: https://bit.ly/3pUjmrn Book Depository: http://bit.ly/3aOVDlT Learn more about your ad choices. Visit megaphone.fm/adchoices