COVER PHOTO: A female sweat bee, Halictus ligatus, perches on the petals of an ornamental crepe myrtle, Lagerstroemia indica, at a plant nursery in Irwindale, California, USA. In this issue, The Scientific Naturalist series shares how Cecala and Wilson Rankin (Article e03021; doi:10.1002/ecy.3021) paint-marked bees to track their foraging patterns on flowering plants inside commercial...