Ključne riječi: Nature at Your Door Frank Taylor, Paperpond Shell (Utterbackia imbecilis), Giant Floater (Pyganodon grandis), Pocketbook (Lampsilis ovata), Pistolgrip (Tritogonia verrucosa), Freshwater mussels, mussels, Freshwater molluks, freshwater biovalves, Aquatic ecology, environmental science, aquatic ecology education, outdoor education, natural history, biology education, Endangered species, endangered mussels, outdoor science, homeschooling, homeschoolers, Biology teaching, biology instruction
Dužina videa: 10:54