![](https://www.pdfsearch.io/img/344886a3772cff18f18da0d59eca6158.jpg) Date: 2015-02-25 20:25:33
| | Animal Behaviour179e189 Contents lists available at ScienceDirect Animal Behaviour journal homepage: www.elsevier.com/locate/anbehavAdd to Reading ListSource URL: mateolab.uchicago.eduDownload Document from Source Website File Size: 484,15 KBShare Document on Facebook
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