The females of some subfamilies (all Brachycistidinae, Diamminae, Methochinae, and Thynninae) are wingless, and hunt ground-dwelling (fossorial) beetle larvae, or (in one species) mole crickets.
Самки некоторых групп бескрылые и похожи на муравьёв (все "Brachycistidinae, Diamminae, Methochinae, Thynninae").