# Abstract-concept learning of difference in pigeons

> Research article (Animal Cognition, 2015) · cited 18× · AI/ML

**Wikidata**: [openalex:W2011883871](https://www.wikidata.org/wiki/openalex:W2011883871)  
**Source**: https://4ort.xyz/entity/abstract-concept-learning-of-difference-in-pigeons