This authoritative, easy-to-use photographic reference to over 250 species of invertebrate pollinators in the American West will introduce readers to the creatures that feed our flowers, protect our ecosystems, and power our agriculture. This guide covers the Western United states, including Colorado, Utah, Wyoming, Idaho, Montana, Nevada, New Mexico, Arizona, Washington, Oregon and California. This guide catalogs and profiles the invertebrate pollinators that the public are likely to encounter in the habitats of the American West, organized by order, family, and scientific name. Denver Botanic Gardens is nationally recognized as a leader in horticulture, xeric gardening, plant collections, as well as research and conservation. It is one of the top botanical gardens in the U.S. and a pioneer in water conservation. Accredited by the American Association of Museums, the Gardens manages living collections that include specimens from the tropics to the tundra, showcasing a plant palette chosen to thrive in Colorado’s semi-arid climate. Butterfly Pavilion is the first stand-alone, Association of Zoos and Aquariums-accredited non-profit invertebrate zoo in the world and a leader in invertebrate knowledge, inspiration and connection. Whether it is providing unique, hands-on learning experiences through exhibits and educational programs, conducting new research that sets the standard for zoos across the country or building innovative solutions for species and habitat conservation in countries around the world, Butterfly Pavilion is leading the way in ensuring invertebrates are protected for the future.