species 629 observations
Eastern Catkin Fly
Brachypalpus oarus
Field notes
Brachypalpus oarus, the eastern catkin, is a common species of syrphid fly first officially described by Walker in 1849. Hoverflies get their names from the ability to remain nearly motionless while in flight. The adults are also known as flower flies for they are commonly found around and on flowers, from which they get both energy-giving nectar and protein-rich pollen. The larvae are of the rat-tailed type feeding on decaying sap under tree bark.
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Range
Greener is more native, amber more introduced; paler is less certain. How this was decided


