Numbers
Borror counts 181 species in N.America.
Two subfamilies: Steganinae and Drosophilinae.
Identification
Usually yellowish in color. Wings with a break in costal vein near junction of subcosta. Eyes usually red.
Habitat
Usually around decaying vegetation and fruit.
Food
Decaying fruit and fungi also fresh sap and nectar from flowers. Some are ectoparasitic or predaceous.