# Zebra finches (Taeniopygia guttata) can categorize vowel-like sounds on both the fundamental frequency (“pitch”) and spectral envelope.

> Research article (Journal of comparative psychology, 2018) · cited 13× · AI/ML

**Wikidata**: [openalex:W2890077753](https://www.wikidata.org/wiki/openalex:W2890077753)  
**Source**: https://4ort.xyz/entity/zebra-finches-taeniopygia-guttata-can-categorize-vowel-like-sounds-on-both-the-fundamental-frequency-pitch-and-spectral-