After monitoring their daily activity, the researchers were surprised to discover that for some wildflowers the flies were more important pollinators than the bees and that they ranged a lot farther than bees.
साधारण मसकॉएड मक्खियों पर, जो मक्खियों के सदृश हैं, चटकीले रंगों की धूल डाली गयी ताकि उनका आसानी से पता लगाया जा सके ।