# Optionality in animal communication: a novel framework for examining the evolution of arbitrariness

> Research article (Biological reviews/Biological reviews of the Cambridge Philosophical Society, 2022) · cited 24× · AI/ML

**Wikidata**: [openalex:W4285031593](https://www.wikidata.org/wiki/openalex:W4285031593)  
**Source**: https://4ort.xyz/entity/optionality-in-animal-communication-a-novel-framework-for-examining-the-evolution-of-arbitrariness