... of negative health outcomes. While food insecurity is a contemporary concern, we can understand its effects better if we acknowledge that there are ancient biological programs that evolved to respond to the experience of food scarcity and uncertainty, and they may be particularly sensitive to food insecurity...

... results in a system of search loops of ever increasing size and finally leads to a search density profile peaking at the location where the path integration system has been reset to zero. In this study we investigate whether this systematic search behavior is adapted to the uncertainty resulting from...

... of d values becomes broader and the peak values lower, the larger the nest-feeder distances are. This is evident in Fig. 4 , and is also indicated by the standard deviations depicted in Fig. 5A . This observation seems to indicate that the ants' navigation uncertainty increases with increasing...