V-1 flying bomb | Royal Flying Corps | flying boat | The Animals | Monty Python's Flying Circus | Society for the Prevention of Cruelty to Animals | World Gliding Championships | flying ace | The Flying Nun | Flying Tigers | The Flying Burrito Brothers | Super Furry Animals | Flying Dutchman | Boeing B-17 Flying Fortress | unidentified flying object | People for the Ethical Treatment of Animals | Flying Fish Cove | Flying ace | Central Flying School | The Flying Doctors | Royal Flying Doctor Service of Australia | Filoil Flying V Arena | World Society for the Protection of Animals | The Carnival of the Animals | Gabby Young and Other Animals | flying saucer | Animals | American Society for the Prevention of Cruelty to Animals | Unidentified flying object | Those Magnificent Men in their Flying Machines |
He mainly worked in the flying mechanisms of birds and insects, and demonstrated the mechanism of "double equilibrium" in Coleoptera.