Cimex adjunctus, is an ectoparasite found in a wide range across North America. Like other insects in the genus Cimex, C. adjunctus is a temporary parasite that feeds on blood , not lingering on its hosts between meals. C. adjunctus feed on the blood of many insectivorous bat species. On a number of occasions, these insects have been found on the wings of Eptesicus fuscus (big brown bat).
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