- Data from: Differential responses to related hosts by nesting and non-nesting parasites in a brood-parasitic duck(2011-07-12) Jaatinen, Kim; Öst, Markus; Gienapp, Philip; Merilä, Juha; Novia University of Applied Sciences - Jaatinen, Kim; Novia University of Applied Sciences - Öst, Markus; University of Helsinki - Gienapp, Philip; University of Helsinki - Merilä, Juha