The production of cues that indicate the identity of the sender represents an important aspect of recognition because it may mediate kin recognition and altruism. Although kin recognition cues have often been studied in social insects, only a few studies have reported kin recognition in solitary...

Most terrestrial prey species are assumed to assess predation risk by detecting predators directly rather than using cues of previous attacks on conspecifics. However, such cues might represent valuable information, and prey can be expected to respond to the presence of congeners killed by...

The optimal residence time of a forager exploiting a resource patch in the absence of competitors has been much studied since the development of the marginal value theorem. However, several foragers are frequently observed exploiting the same patch simultaneously, and patch residence time has...