Jim Rowan: Planet of the Arthropods April 7, 2009

By any measure, arthropods--butterflies, spiders, beetles, ants, crayfish, lobsters--are the most successful type of animals on earth. Three quarters of all known creatures are arthropods, with more than a million known species altogether. Chicago wildlife photographer Jim Rowan brings these frequently seen but seldom observed animals to our attention, offering a glimpse into a miniature world that exists within the earth's ecosystems.