The Xerces SocietyEstablished in 1971, a nonprofit organization that protects wildlife through the conservation of invertebrates and their habitat. The site provides news , information about programs (Pollination Conservation; Endangered Species; Aquatic Invertebrates; Butterfly Conservation); Pubications (Books, guidelines, brochures, identification guides, fact sheets, Wings Magazine, red lists, plant lists, articles, reports); Invetebrate Sections (bees, beetles, butterflies & moths, caddisflies, crustaceans, dragonflies & damselflies, flies, freshwater sponges, mayflies, mollusks, stoneflies, true bugs, worms).