Note on effects of a daylong feeding enrichment program for Chimpanzees (Pan troglodytes)
For captive chimpanzees, daylong feeding enrichment, offering longer feeding times as comparable to those of their wild counterparts, is expected to alleviate undesirable behavior. This study is designed to determine whether longer feeding opportunities over the course of a day would directly engender longer feeding times. A liquid dispenser was presented for 8h/day to five […]
Plasticity of Boldness in Rainbow Trout, Oncorhynchus mykiss: Do Hunger and Predation Influence Risk-Taking Behaviour?
Boldness, a measure of an individual’s propensity for taking risks, is an important determinant of fitness but is not necessarily a fixed trait. Dependent upon an individual’s state, and given certain contexts or challenges, individuals may be able to alter their inclination to be bold or shy in response. Furthermore, the degree to which individuals […]