Examples from the Web for windhover
The kestrel or windhover acts in quite a different fashion to the sparrow-hawk.
As illustrating a remarkable quality of flight, the case of the kestrel or windhover may be taken.
But the greatest of all exponents in the art of hovering is the kestrel, known also, for this very reason, as the “windhover.”Birds in Flight|W. P. Pycraft