Dasymutilla occidentalis Dasymutilla occidentalis Dasymutilla occidentalis (red velvet ant or eastern velvet ant), is a species of parasitoid wasp native to the eastern United States. It is commonly mistaken for a member of the true ant family, as the female is wingless. The species ranges from Connecticut to Missouri in the north and Florida to Texas in the south. Other common names include cow ant and cow killer. The eastern velvet ant is the largest of the velvet ant species in the United States, attaining an approximate length of 0.75 in (1.9 cm). Adults display aposematic coloration, consisting of black overall coloring
Saharan silver ant to offload excess heat via thermal radiation, which is emitted from the hot body of the ants to the air. This passive cooling effect works under the full sun. Saharan silver ant The Saharan silver ant (Cataglyphis bombycina) is a type of ant that lives in the Sahara Desert. Largely due to the extreme high temperatures of their habitat, but also due to the threat of predators, the ants are active outside their nest for only about ten minutes per day. The twin pressures of predation and temperature restrict their above-ground activity to within a narrow temperature band between that