# The Lords of the Rings: People and pigeons take different paths mastering the concentric-rings categorization task

> Research article (Cognition, 2021) · cited 14× · AI/ML

**Wikidata**: [openalex:W3203942436](https://www.wikidata.org/wiki/openalex:W3203942436)  
**Source**: https://4ort.xyz/entity/the-lords-of-the-rings-people-and-pigeons-take-different-paths-mastering-the-concentric-rings-categorization-task