Page:Popular Science Monthly Volume 79.djvu/29

From Wikisource
Jump to: navigation, search
This page has been validated.
25
CONCEALING COLORATION
 
PSM V79 D029 Colour camouflage in nature 1.jpg
The same two heads seen against sky and branches.
 
PSM V79 D029 Colour camouflage in nature 2.jpg
The same effect as in the preceding.