Troglodytes Troglodytes aedon 44 Molothrus bonariensis 30 brood parasitism 30 Mimus saturninus 28 Aves 26 passerine 26 Brood parasitism 20 survival 20 songbird 18 Molothrus 16 Troglodytinae 16 host-parasite interaction 16 reproductive success 14 egg 10 experimental study 10 hatching 10 nestling 10 adaptation 8 bird 8 body mass 8 clutch size 8 host preference 8 hypothesis testing 8 nest 8 nesting 8 Molothrus rufoaxillaris 6 Troglodytes musculus 6 article 6 generalist 6