TYRANNIDjE: Tyrant Flycatchers 



149 



Res. Sonoran Zones 

 Common. Widely distributed. 

 Nests often about human 

 habitations of city or country, 

 building its mud nest on any 

 sort of support, sometimes on a 

 vertical wall, but always under 

 shelter and near a water-supply. 



S.V. May-Sept. 

 Common. Often noted in 

 lowlands in spring mi- 

 gration. Nests in Tran- 

 sition and Boreal Zones 

 except in mountains of 

 southeastern Arizona. 



Olive-sided Flycatcher 



Arizona S.V. Apr.- 

 Sept. Transition Zone of 

 mountains in southern part of 

 State. Common among the 

 pines, nesting usually above 

 8000 feet. Winters in Mexico. 



Coue5 



