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see also counter-shading and iridescence

*
showing combination of offset and color leakage/transfer involving
Plate IX. Roseate Spoonbill. Sunrise or sunset. Red Flamingoes.
Plate X. White Flamingoes. Red Flamingoes. The Skies They Simulate.
(detail; levels 0 .50 255)
ex Gerald H. Thayer (1883-1939). Concealing-coloration in the animal kingdom; an exposition of the laws of disguise through color and pattern: being a summary of Abbott H. Thayer’s discoveries... with an introductory essay by A.H. Thayer (1849-1921 *), illustrated by Abbott H. Thayer, Gerald H. Thayer, Richard S. Meryman and others and with photographs.
New York, 1909
Smithsonian copy, no date of digitization, at archive.org

from the index

Obliterative Coloration
animals which form exceptions to general rule of, 126; combined with background-picturing in birds, 33-71; coöperation of markings with, 30-32; erroneous theory of, 28; experimental demonstration of, 136; inversion of, 124, 147; law of, 27; perfection of, in butterflies, 231; principles of, 14-21; unaccompanied by obliterative shading, 196
See also Counter-Shading and Iridescence
 

20 November 2015

tags:
color; obliterative coloration
G. H. Thayer, Concealing-coloration in the animal kingdom (1909)