Feb 19, 2019 - Young bed bugs (also called nymphs), in general, are: smaller . The life cycle of a bed bug is shown in the photograph below. During its . Jan 24, 2019 - Bed bugs progress through three main stages: egg, nymph, and adult. The eggs take 6 – 9 days to hatch. Bed bug nymphs progress through 5 phases, or instars, before they reach adulthood. Bed bugs are nocturnal, reddish-brown insects that feed on the blood of humans and other warm-blooded animals. . A bed bug's life begins with an egg, grain like and milky white in color. . Within two weeks, eggs hatch and immature bed bugs begin immediately to feed. May 27, 2011 - Once a pest of the past, bedbugs now infest every state in the U.S Cimex lectularius—small, flattened insects that feed solely on mammalian . Bed bugs are a type of insect that feed on human blood, usually at night. Their bites can result Bed bugs have five immature nymph life stages and a final sexually mature adult stage. They shed their skins through ecdysis at each stage, .