Insects also fly when the zenith is not the brightest region, such as at dawn, on a forest edge, or when the moon is low in the sky43. Dorsal tilting towards the discrete natural light sources could lead to banked steering similar to that found around artificial light sources. One factor...
meaning that they gather pollen from a wide variety of flowers. However, some bees collect pollen only from flowers of certain families, others from flowers of certain colors. Oligolectic bees gather pollen from only a few related kinds of flowers. The mouth parts of bees, like the pollen-...