Nectar (Cheke et al. 2001; Cheke and Mann 2008, except as noted)
Arthropods (insects and spiders)
Fruits and berries
Access to nectar (Cheke and Mann 2008; Elphick 2014; except as noted)
Catching insects and spiders
Sunbirds as pollinators
A Beautiful Sunbird, Cinnyris pulchellus, perched on the stem of an aloe plant.
Both nectar and arthropods are important parts of a sunbird's diet.
Image details: Taken 07 February 2012 in Senegal.
A Beautiful Sunbird, Cinnyris pulchellus, pierces the base of a flower using its sharp, pointed bill.
A "nectar robbing" sunbird bypasses the usual "agreement" between flower and pollinator by "stealing" nectar from the base of the flower without touching the pollination structures.
Image details: 01 August 2007, Gambia.