More than 30 species of scorpions can be
found in Arizona. The most common is the striped-tailed scorpion. The
one considered most dangerous to humans is the bark scorpion (usually
fairly easy to identify since it is the only scorpion that likes to
Scorpions fluoresce under
ultraviolet light, as can be seen in the photograph below.
Scorpions feed on other insects (as well as other
scorpions) using their venomous tail to subdue their prey. In
turn, scorpions are preyed upon by owls, lizards, snakes, mice and
shrews. They mainly live under rocks and debris piles, though some
species dig burrows and live underground. Scorpions give birth to live
young during the summer. The babies are not fully formed and will crawl
up onto their mothers back where they will ride around in relative
safety until they first molt (usually after 7-21 days).