Bugs and the Backyard Serengeti

S1 E2: Take account of the huge wealth of insect life found in our ecosystems, and of the vital role of insects in the food chain. Explore the world of beetles, where to see them, and the characteristic tracks they leave. Also learn about the unique trails of caterpillars and millipedes, the lore of the cicada and the three kinds of sign they leave, and the picturesque sign of slugs and snails.