... heuristic rules based on angular size or speed ( Fig. 3 ; Figs S2–S4 ), and that pursuits of the largest bead (38 mm; Figs 3 D, 5 F and 6 ) differed, suggesting possible categorization. We found that the delta error angle was not significantly different between the three stages, for any...

...Fernando F. Locatelli; Patricia C. Fernandez; Brian H. Smith ABSTRACT Natural odors are typically mixtures of several chemical components. Mixtures vary in composition among odor objects that have the same meaning. Therefore a central ‘categorization’ problem for an animal as it makes decisions...

...). It is likely that this categorisation is based on a combination of low-level features as well as some configurational properties. It is also clear that that the behaviour of the trained bees does not necessarily represent categorization in the sense of associating a specific concept, meaning or relevance...