The strategies and tactics for feeding on airborne insects are inextricably related to the adaptations and lifestyles of the birds that employ them.
They prefer to feed on airborne insects, hymenopterans and dipterans, which can be found under the canopies of tall trees and riparian forests at nights.
As a species that hunts airborne insects, etc. at night, its large eyes are noteworthy; a large wide mouth also goes along with this feeding strategy.
In addition, it occasionally catches airborne insects in short flights.
Q. What accounts for the relatively small population of airborne insects in New York City (one of the great, unsung pleasures of living here)?
However, some skilled users can injure or stun an airborne insect in mid-flight by whipping the swatter through the air at an extreme speed.
This is not surprising, given that odonates are all aerial predators, and they have always hunted other airborne insects - evolutionary pressures have led to more advanced flight ability.
A bug strike is an impairment of an aircraft or aviator by an airborne insect.
The prey is most commonly on the ground when caught, although airborne insects are sometimes taken.
I have heard it said that scales trap a layer of "dead air" next to the wing surface, giving the airborne insect additional lift.