Sense of smell : Frisch discovered that bees can distinguish various blossoming plants by their scent , and that each bee is `` flower constant '' .
Sense of smell : Frisch discovered that bees can distinguish various blossoming plants by their scent , and that each bee is `` flower constant '' .45 -51 Polarization pattern : Light scattered in a blue sky forms a pattern of partially polarized ultraviolet light .