... Learning flight Intrinsic programme Behavioural diversity Local homing The necessity of finding a route between the nest and a feeding site characterises a bumblebee's everyday life as well as that of other hymenopterans. Bumblebees hatch inside their nest. When they leave it to forage...

... segments of these flights: loops during learning flights and zigzags on return flights. We find that bees tend to start a loop or zigzag when flying within a restricted range of compass directions and to fly towards the nest and face it after a fixed change in compass direction, without continuous...