Ollerton J, Nuttman C. Aggressive displacement of Xylocopa nigrita carpenter bees from flowers of Lagenaria sphaerica (Cucurbitaceae) by territorial male Eastern Olive Sunbirds (Cyanomitra olivacea) in Tanzania. J Poll Ecol [Internet]. 2013 May 15 [cited 2024 Apr. 18];11:21-6. Available from: https://pollinationecology.org/index.php/jpe/article/view/205