Diet analysis integrates a wide variety of visual, chemical, and biological identification of prey. Samples are often treated as compositional data, where each prey is analyzed as a continuous ...

A kin selection model is described for populations in which groups of interacting individuals (trait groups, sensu Wilson 1975) are spatially situated within larger aggregations. The model predicts ...

New insight on how zebrafish achieve near-optimal foraging efficiency and fairness among groups has been published today in the open-access journal eLife. The findings, based on analysis of the joint ...