. 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. Animals; Camouflage (Biology). Bark-moths of the finely-grizzled type. Fig. 136, lour on maple bark. Fig. 137, two an pitch pine. Fig. 138, three on gray Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Thayer, Gerald Handerson, 1883-1939; Thayer, Abbott Ha
. 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. Animals; Camouflage (Biology). Bark-moths of the finely-grizzled type. Fig. 136, lour on maple bark. Fig. 137, two an pitch pine. Fig. 138, three on gray Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Thayer, Gerald Handerson, 1883-1939; Thayer, Abbott Handerson, 1849-1921; Ketchum, Howard, b. 1902, former owner. DSI. New York, The Macmillan Co.
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Keywords: ., bookauthorth, bookcentury1900, bookdecade1900, booksubjectanimals
