Birdsong diversity across the world · Elodie F. Briefer
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Birdsong motifs are shaped by evolutionary history, biological traits, and environmental constraints Elodie F. Briefer W hy do skylarks or blackbirds sing such diverse and melodious songs (1, 2), whereas great tits repeat the same two motifs over and over? Differences in sexual selection processes, evolution- ary history (phylogeny), or morphological traits could underlie this variation. On page 381 of this issue, Bac- quelé et al. (3) report on the evolutionary drivers and distribution of the songs of passerines—the largest bird order—us- ing birdsong recordings from a large open-source database. …
摘自《科学》(Science)第393卷 第6809期 · 2026年7月23日,Elodie F. Briefer。仅引用开头一小段供了解文章,版权归原刊所有,全文请阅读原刊。