Testosterone upregulates lipoprotein status to control sexual attractiveness in a colorful songbird
Male mating speed promote hybridization in the Rana lessonae-Rana esculenta waterfrog system
Offensive and defensive sperm competition roles in the dung beetle Onthophagus taurus (Coleoptera: Scarabaeidae)
Lactation patterns of pinnipeds are not explained by optimization of maternal energy delivery rates
Divergence in female calling song discrimination between sympatric and allopatric populations of the southern wood cricket Gryllus fultoni (Orthoptera: Gryllidae)
Black spots and female association preferences in a sexual/asexual mating complex ( Poecilia , Poeciliidae, Teleostei)
Femoral secretions and copulatory plugs convey chemical information about male identity and dominance status in Iberian rock lizards ( Lacerta monticola )
Resource quality or harem size: what influences male tenure at refuge sites in tree weta (Orthoptera: Anostostomatidae)?
Brood size manipulation affects frequency of second clutches in the blue tit
Determinants of predation risk in small wintering birds: the hawk's perspective
Differentiated phenotypic plasticity in larvae of the cannibalistic salamander Hynobius retardatus
Sperm allocation in relation to male traits, female size, and copulation behaviour in freshwater crayfish species
Differences in reproductive success between laboratory and wild-derived golden hamsters ( Mesocricetus auratus ) as a consequence of inbreeding
Prey vulnerability in relation to sexual coloration of prey
Bird song as a signal of aggressive intent
Spatio-temporal use of the urban habitat by feral pigeons (Columba livia)
Evidence of obligate female promiscuity in a socially monogamous passerine
Heterospecific song matching in two closely related songbirds ( Parus major and P. caeruleus ): great tits match blue tits but not vice versa
Among- and within-population variation in sperm quality in the simultaneously hermaphroditic land snail Arianta arbustorum
Food or sex—males and females in a sex role reversed pipefish have different interests