10.6084/m9.figshare.3526796.v1 Steven D. Johnson Steven D. Johnson Anna L. Hargreaves Anna L. Hargreaves Mark Brown Mark Brown Appendix B. Identity, pollen loads, behavior, and bill lengths of birds observed to feed on nectar of Aloe vryheidensis and Greyia sutherlandii at the study site. Wiley 2016 phenolic pollination syndrome nectar palatability specialization South Africa bird pollination sunbird Aloe vryheidensis mutualism honest signal nectar color flower models Environmental Science Ecology 2016-08-05 04:17:03 Dataset https://wiley.figshare.com/articles/dataset/Appendix_B_Identity_pollen_loads_behavior_and_bill_lengths_of_birds_observed_to_feed_on_nectar_of_Aloe_vryheidensis_and_Greyia_sutherlandii_at_the_study_site_/3526796 Identity, pollen loads, behavior, and bill lengths of birds observed to feed on nectar of Aloe vryheidensis and Greyia sutherlandii at the study site.