# White‐crowned sparrow males show immediate flexibility in song amplitude but not in song minimum frequency in response to changes in noise levels in the field

> Research article (Ecology and Evolution, 2017) · cited 48× · AI/ML

**Wikidata**: [openalex:W2621324306](https://www.wikidata.org/wiki/openalex:W2621324306)  
**Source**: https://4ort.xyz/entity/whitecrowned-sparrow-males-show-immediate-flexibility-in-song-amplitude-but-not-in-song-minimum-frequency-in-response-to