Every autumn, the male satin bowerbird forages both the forests and suburbs of Australia in search of the color blue — berries, discarded bottle caps, plastic straws — and arranges his finds around a pile of sticks. When a female visits him, the male hops around her flamboyantly in a mating ritual, screeching and showing off his kaleidoscopic hues. This is just one of the species that Pattie Goni...More