Strategus aloeus - Ox Beetles, female (left) and male
Impressive pronotal horns mark the male in these sexually dimorphic scarabs. Strategus aloeus is found in the southern United States from Florida to Arizona.
photo details, top photo: Canon 100mm f2.8 macro lens on a Canon 20D
f/9, 1/200sec, ISO 100, indirect strobe in a white box
bottom photo: Canon 100mm f2.8 macro lens on a Canon 20D
f/14, 1/200sec, ISO 200, indirect strobe in a white box