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
Leafcutter ant foraged food, mainly consisting of leaves, it is protected from "Escovopsis" by the antibiotic secretions of Actinobacteria (genus "Pseudonocardia"). This mutualistic micro-organism lives in the metapleural glands of the ant. Actinobacteria are responsible for producing the majority of the world's antibiotics today. When the ants are out collecting leaves, they are at risk of attack by some species of phorid flies, parasitoids that lay eggs into the crevices of the worker ants' heads. Often, a minim will sit on a worker ant and ward off any attack. Also, the wrong type of fungus can grow during cultivation. "Escovopsis", a highly