Does acoustic priming 'sweeten the pot' of floral nectar?
Robert A RagusoLawrence D HarderSteven D JohnsonPublished in: Ecology letters (2020)
A recent claim that evening primrose flowers adaptively secrete nectar in response to vibrations from hovering bees lacks supporting evidence. The authors fail to demonstrate that bees can access the concealed nectar and that their visits enhance plant fitness. Reanalysis of the authors' data raises additional concerns about their conclusions.