Fig. 29. Night hawk — a percher in the open, on lichen- 

 freckled roots, tree boughs, etc. Near-ground-picturing of the 

 minutest type (based, of course, on obliterative shading.) 



Photographed from life by J. E. Seebold. 



Fig. 30. Nesting Nighthawk. [Cf. Fig. 29.] 



Photographed from life by Ora K. Knight. 



