# Goffin's cockatoos discriminate objects based on weight alone

> Research article (Biology Letters, 2021) · cited 11× · AI/ML

**Wikidata**: [openalex:W3197639624](https://www.wikidata.org/wiki/openalex:W3197639624)  
**Source**: https://4ort.xyz/entity/goffin-s-cockatoos-discriminate-objects-based-on-weight-alone