Their wings whirred like thousands of rotor blades.

Then, his wings whirring confidentially: - Some captive missed the host, and they think she's in one of us.

- the Dash said, his wings whirring reprovingly.

Mechanical wings whirred as they gained altitude.

Mechanical wings whirred as they gained al-titude.

They are linked, copulating in midair, seeming to drift lazily along, though their wings as always are whirring at a rate of 16 to 22 wingbeats a second.

The forest rustled and creaked about me, somewhere far off a heavy animal broke brush in panic flight, wings whirred over- head, yet Santa Maria, how silent and alone it was!

Not only were their wings whirring, but their cooing was plainly audible.

The neiirrh's wings whirred, a second's warning before it struck.

Watto wheeled on her, spinning violently, wings whirring, and flew to confront her.