Use these Biology and Animal Kingdom videos entitled Noninsect Arthropods and Echinoderms to study the biological characteristics of crabs, shrimp, spiders, starfish, and other arthropods and echinoderms.
Use these 2 online educational video titles to survey the remaining eleven classes of arthropods and echinoderms: krill, shrimp, lobsters, crayfish, crabs, spiders, scorpions, mites, ticks, starfish, sea cucumbers, sand dollars, brittlestars, and basketstars.
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