Tag: Common Yellowthroat

Male mask size is correlated with mating success in the commonyellowthroat

Common Yellowthroat (Geothlypis trichas) Science Article 2 abstract Many socially monogamous species have sexually dimorphic traits. The evolution of these traits is puzzling as sexual selection is often thought to be relatively weak in monogamous species KEVIN J. THUSIUS et al., ANIMAL BEHAVIOUR, 2001, 62, 435-446 Download article download full text (pdf)

Dual functions of a melanin-based ornamentin the common yellowthroat

Common Yellowthroat (Geothlypis trichas) Science Article 1 abstract Melanin-based ornaments often function as signals in male-male competition, whereas carotenoid-based ornaments appear to be important in female mate choice. This difference in function is thought to occur because carotenoid pigments are more costly to produce than melanins and are thus more reliable indicators of male quality. […]

Common Yellowthroat (Geothlypis trichas)

[order] PASSERIFORMES | [family] Parulidae | [latin] Geothlypis trichas | [UK] Common Yellowthroat | [FR] Gorge-jaune masque | [DE] Weiden-Gelbkehlchen | [ES] Mascarita Comun | [NL] Gewone Maskerzanger Subspecies Genus Species subspecies Breeding Range Breeding Range 2 Non Breeding Range Geothlypis trichas NA, MA widespread w SA Geothlypis trichas arizela Geothlypis trichas campicola Geothlypis trichas […]