The social role of song in wild zebra finches
Male songbirds sing to establish territories and to attract mates. 1, 2 However, increasing
reports of singing in non-reproductive contexts 3 and by females 4, 5 show that song use is …
reports of singing in non-reproductive contexts 3 and by females 4, 5 show that song use is …
Androgen and estrogen sensitivity of bird song: a comparative view on gene regulatory levels
C Frankl-Vilches, M Gahr - Journal of Comparative Physiology A, 2018 - Springer
Singing of songbirds is sensitive to testosterone and its androgenic and estrogenic
metabolites in a species-specific way. The hormonal effects on song pattern are likely …
metabolites in a species-specific way. The hormonal effects on song pattern are likely …
Altruistic bet-hedging and the evolution of cooperation in a Kalahari bird
P Capilla-Lasheras, X Harrison, EM Wood… - Science …, 2021 - science.org
Altruism is globally associated with unpredictable environments, but we do not understand
why. New theory has highlighted that unpredictable environments could favor the evolution …
why. New theory has highlighted that unpredictable environments could favor the evolution …
Seasonal hormone fluctuations and song structure of birds
M Gahr - Coding strategies in vertebrate acoustic …, 2020 - Springer
Traditionally, it is assumed that singing of birds is a male-typical testosterone-dependent
behavior. In this review I point out that singing outside the breeding season is common in …
behavior. In this review I point out that singing outside the breeding season is common in …
Beyond a biased binary: a perspective on the misconceptions, challenges, and implications of studying females in avian behavioral endocrinology
For decades, avian endocrinology has been informed by male perspectives and male-
focused research, leaving significant gaps in our understanding of female birds. Male birds …
focused research, leaving significant gaps in our understanding of female birds. Male birds …
Social dominance and rainfall predict telomere dynamics in a cooperative arid‐zone bird
EM Wood, P Capilla‐Lasheras, DL Cram… - Molecular …, 2022 - Wiley Online Library
In many vertebrate societies dominant individuals breed at substantially higher rates than
subordinates, but whether this hastens ageing remains poorly understood. While frequent …
subordinates, but whether this hastens ageing remains poorly understood. While frequent …
Dominance-related contributions to collective territory defence are adjusted according to the threat
Highlights•Simulated intrusions were used to contrast contributions to territory
defence.•Dominants contribute significantly more than subordinates to territory …
defence.•Dominants contribute significantly more than subordinates to territory …
Early-moulting Red-backed Fairywren males acquire ornamented plumage in the absence of elevated androgens
Sexual ornaments, including plumage ornamentation, are often studied during breeding
periods even though signal development can take place months earlier. This temporal …
periods even though signal development can take place months earlier. This temporal …
Plumage coloration and social context influence male investment in song
Animals use multiple signals to attract mates, including elaborate song, brightly coloured
ornaments and physical displays. Female birds often prefer both elaborate male song and …
ornaments and physical displays. Female birds often prefer both elaborate male song and …
Sound and Vocal Production and Function
G Ritchison - In a Class of Their Own: A Detailed Examination of …, 2023 - Springer
Acoustic communication plays a critical role in the lives of most species of birds. The focus of
this chapter is on the ways that birds produce both nonvocal and vocal sounds. The anatomy …
this chapter is on the ways that birds produce both nonvocal and vocal sounds. The anatomy …