Ruby-throated hummingbirds have been speed-checked in a wind tunnel flying up to 27 m.p.h!
It depends on the type of bird.
They are the fastest flying bird.
a humming bird can fly 27 miles per hour
the peregrine falcon can reach speeds of up to 200mph/250kmh when diving. Answer. The fastest bird, indeed the fastest animal in the world, is the Peregrine Falcon. It can fly at speeds of 55 mph...