Demographic analysis demonstrates systematic but independent spatial variation in abiotic and biotic stressors across 59 percent of a global species range [0.03%]
基于范围分布面积超过59%的全球物种的种群生态学分析发现，非生物和生物胁迫因素在空间上具有系统性的独立变异
Katharine J Ruskin,Matthew A Etterson,Thomas P Hodgman et al.
Katharine J Ruskin et al.
The balance of abiotic and biotic stressors experienced by a species likely varies across its range, resulting in spatially heterogeneous limitations on the species' demographic rates. Support for spatial variation in stressors (often latit...
Conservation Medicine on the Galápagos Islands: Partnerships Among Behavioral, Population, and Veterinary Scientists [0.03%]
加拉帕戈斯群岛的保护医学：行为学、种群和兽医科学家之间的合作
Patricia G Parker,Noah Kerness Whiteman,R Eric Miller
Patricia G Parker
Peripheral androgen action helps modulate vocal production in a suboscine passerine [0.03%]
外周雄激素作用有助于调节一种非鸣鸟鸣叫的产生
Matthew J Fuxjager,Jonathan B Heston,Barney A Schlinger
Matthew J Fuxjager
Androgenic activation of intracellular androgen receptors (AR) influences avian vocal production, though this has largely been investigated at the level of the brain. We investigated the influence of predominantly peripheral AR on vocal out...
Lee R Hagey,Nicolas Vidal,Alan F Hofmann et al.
Lee R Hagey et al.
Bile salts are the major end-metabolites of cholesterol and are important in lipid digestion and shaping of the gut microflora. There have been limited studies of bile-salt variation in birds. The purpose of our study was to determine bile-...
VOCALIZATIONS AND ASSOCIATED BEHAVIORS OF THE SOMBRE HUMMINGBIRD (APHANTOCHROA CIRRHOCHLORIS) AND THE RUFOUS-BREASTED HERMIT (GLAUCIS HIRSUTUS) [0.03%]
暗眼蜂鸟（Aphantochroa cirrhochloris）和红胸隐蜂鸟（Glaucis hirsutus）的鸣声及相关的求偶行为描述
Adriana R J Ferreira,Tom V Smulders,Koichi Sameshima et al.
Adriana R J Ferreira et al.
Vocal behavior in tropical hummingbirds is a new area of study. Here, we present findings on the vocalizations and associated behaviors of two species: Sombre Hummingbird (Aphantochroa cirrhochloris) and Rufous-breasted Hermit (Glaucis hirs...
RESPONSES OF MALE TROPICAL MOCKINGBIRDS TO VARIATION IN WITHIN-SONG AND BETWEEN-SONG VERSATILITY [0.03%]
鸣鸟对歌声多变性的反应
Carlos A Botero,Sandra L Vehrencamp
Carlos A Botero
Despite their large vocal repertoires and otherwise highly versatile singing style, male mockingbirds sometimes sing in a highly repetitive fashion. We conducted a playback experiment to determine the possible signal value of different syll...