Complex Animals: Annelids&Arthropods - CrashCourse Biology #23
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Hank continues our exploration of animal phyla with the more complexly organized annelida and arthropoda, and a biolography on insects.
Crash Course Biology is now available on DVD! http://dft.ba/-8css
Like CrashCourse on Facebook: http://www.facebook.com/YouTubeCrashCourse
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References:
http://www.sciencedaily.com/releases/2010/07/100726222316.htm
http://tlc.howstuffworks.com/home/earthworm-appreciation-day.htm
http://annelidsf.blogspot.com/
http://www.bukisa.com/articles/41743_amazing-facts-about-arthropods#ixzz1sXW1Jigp
http://www.ehow.com/about_6292974_interesting-crustaceans.html
crashcourse, crash course, biology, complex animals, annelid, arthropod, segmentation, evolution, diversity, chordate, vertebrate, ancestor, earthworm, beetle, anatomy, synapomorphy, chaetae, shared traits, trait, plesiomorphy, worm, leech, phyla, class, insect, scorpion, butterfly, lobster, thorax, exoskeleton, chitin, jointed feet, cheliceriformes, arachnid, myriapoda, biolography, pollination, flowering plants, flight, metamorphosis, nymph, pupae, crustacea, shrimp, crab Support CrashCourse on Subbable: http://subbable.com/crashcourse
Crash Course Biology is now available on DVD! http://dft.ba/-8css
Like CrashCourse on Facebook: http://www.facebook.com/YouTubeCrashCourse
Follow CrashCourse on Twitter: http://www.twitter.com/TheCrashCourse
References:
http://www.sciencedaily.com/releases/2010/07/100726222316.htm
http://tlc.howstuffworks.com/home/earthworm-appreciation-day.htm
http://annelidsf.blogspot.com/
http://www.bukisa.com/articles/41743_amazing-facts-about-arthropods#ixzz1sXW1Jigp
http://www.ehow.com/about_6292974_interesting-crustaceans.html
crashcourse, crash course, biology, complex animals, annelid, arthropod, segmentation, evolution, diversity, chordate, vertebrate, ancestor, earthworm, beetle, anatomy, synapomorphy, chaetae, shared traits, trait, plesiomorphy, worm, leech, phyla, class, insect, scorpion, butterfly, lobster, thorax, exoskeleton, chitin, jointed feet, cheliceriformes, arachnid, myriapoda, biolography, pollination, flowering plants, flight, metamorphosis, nymph, pupae, crustacea, shrimp, crab Support CrashCourse on Subbable: http://subbable.com/crashcourse
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