FLIGHT SPEED OF BIRDS 



9 



Table 1. — Recorded speeds of some North American and European birds — Contd. 

 FLYING SPEEDS— Continued. 



Species 



Miles per 

 hour 



Timing de- 

 vice 



Place 



Authority 



Remarks 





30-45 

 32 

 24+ 



25-30. 5 



23-43 



35 



28.4-51.4 



Automobile . 



do 



do 



do 



do 



do 



Stop watch . 



do 



Theodolites . 



Stopwatch.. 

 Boat 



Automobile . 

 do 



do 



do 



do 



do. 



do 



do. 



England 



do 



do 



do 



do 



Scotland 



Pitt {54) 





Do. 



Brown (IS) 



Ticehurst (70)... 



Harrisson (33)... 



Roberts (63) 



Aymar (10, p. 



135). 

 Campbell (16)... 



Meinertzhagen 



{49). 

 do.(49) 





Do... 



Gained on car going 24 

 m. p. h. 



Do 



Do 





Do 





Do .. 



When driven by a gale 

 made 98.18 m. p. h. 



Do 



43-49 



45-48. 5 



46.5 

 35-40 



28,35 

 32-33 



24 



28,35 



20 



40 



22-23 



28 

 46-52 



26 

 28-32 

 19-23 

 27-38 



28 



27,30 



20-28 



20 



16,18 



37.1 



37-42 

 17 



18 



15-20 



17 



16.7 



Do 



Palestine 



calm. 



Do 



Germany 



North Sea 



Thienemann (69) 

 Clarke (20, v. 2, 

 p. SO). 



Wood (84) 



Harrisson (S3)... 



Ticehurst (70)... 



Wood (84) 



do. (84) 



Tyler (71) 



Wood (84) 



Aymar (10, p. 



135). 

 McLean (45) 



Wood (83) 



White (78, v. 44).. 

 Rathbun (61)... 



Wood (84) 



Rathbun (61)... 



Aymar (10, p. 



135). 

 White (78, v. 44, 



46). 



Wood (84) 



White (78, v. 46). 



do. (78 0.50) 



Thienemann (69) 



McLean (45) 



White (78, v. 44, 

 46). 



Wood (84) 



White (78, v. 50). 



do. (78,v.44) 



Alexander (8) ... 



feet, wind calm. 

 Single bird. 

 Migrating birds. 



Do... 



Do 



House sparrow 



Do 



England 



do.. 



California 



Faster bird chased b 

 car. 



Do.. 





Meadowlark 



Western meadow- 

 lark. 



Red-winged black- 

 bird. 

 Do 



200 yards, low direct 



flight. 

 3 observations. 



Tri-colored black- 

 bird. 



Baltimore oriole... 

 Do 



do. 



do 



do 



do 



do 



do 



do. 



do 



do 



do 



do 



Stop watch.. 



Automobile . 

 do. 



do 



California 



Kansas 



New England. 

 Washington... 



Washington... 



New England- 

 New England. 



do 



Germany 



California 



New England. 



46 to 48 m. p. h. to and 

 from nest, flock flew 

 at 52 m. p. h. 



Bullock's oriole 



Rusty blackbird- 

 Brewer's black- 

 bird. 

 Boat-tailed grackle 



Bronzed grackle. .. 



Do 



4 observations. 

 Flock. 



2 observations. 



Indigo bunting 





Crossbill 





Savannah sparrow . 

 Vesper sparrow 



Slate-colored junco 



favoring wind. 

 Higher speed the limit. 

 2 observations. 



Chipping sparrow. 



Song sparrow. 



Snow bunting 



do. 



do 



Ship... 



New England. 



do 



North Atlantic 



3 observations. 



Flock in migration, 250 

 miles from land, flew 

 with ship \i hour. 



RUNNING SPEEDS 



Valley quail. 

 Do 



Gambel's quail.. 

 Mountain quail. 



Road -runner. 

 Do 



Do. 



Emu. 



12 

 14.5 



15.5 

 14.5 



Automobile. 

 do 



..do... 

 ..do... 



-do. 

 -do.. 



...do. 



.do. 



California. 

 do 



do_... 



do_... 



.do- 



Australia. 



Hunt (S6) 



McLean (46, p. 



5). 

 do. (46, p. 5). 



do. (46, p. 5). 



Hunt (36)... 

 Sheldon (65) . 



Smith (67) . 



Le Souef (43).— 



Pressed to their utmost. 

 Stride 12% inches; badly 



frightened. 

 For 75 feet, stride 13 



inches. 

 For 100 feet, stride 13 H 



inches; apparently not 



badly frightened. 



300 yards top speed; bird 



seemed much fatigued. 

 Without trying to dodge 



could increase to 22 m. 



p. h., but soon dropped 



back. 

 Driven for 10 miles, 



would not increase 



speed. 



121989°— 37- 



