# Keeper/orangutan interactions at Auckland Zoo: Communication, friendship, and ethics between species

> 2012 master's thesis by Alexandra Palmer at University of Auckland

**Wikidata**: [Q111963120](https://www.wikidata.org/wiki/Q111963120)  
**Source**: https://4ort.xyz/entity/keeper-orangutan-interactions-at-auckland-zoo-communication-friendship-and-ethics-between-species