What is the primary suspected purpose of the Redstart using its flashy wing and tail movements?

Answer

To startle hidden insects into immediate flight.

This sudden flash of color is thought to startle hidden insects into immediate flight, allowing the redstart to quickly snatch the panicked insect out of the air in a maneuver known as hawking.

What is the primary suspected purpose of the Redstart using its flashy wing and tail movements?
naturebirdwildlifeidentificationwarbler