• Thumbnail for Concealing-Coloration in the Animal Kingdom
    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...
    42 KB (5,512 words) - 03:51, 26 January 2024
  • Thumbnail for Animal coloration
    Gerald H. (1909). Concealing-Coloration in the Animal Kingdom. New York. Roosevelt, Theodore (1911). "Revealing and concealing coloration in birds and mammals"...
    48 KB (5,262 words) - 23:25, 27 March 2024
  • The book had few precedents, but to some extent follows (and criticises) Abbott Handerson Thayer's 1909 Concealing-Coloration in the Animal Kingdom....
    33 KB (4,252 words) - 13:50, 26 November 2023
  • Thumbnail for Disruptive coloration
    outlines. The artist Abbott Handerson Thayer in his 1909 book Concealing-Coloration in the Animal Kingdom argued that animals were concealed by a combination...
    26 KB (2,730 words) - 08:54, 18 February 2024
  • Thumbnail for Abbott Handerson Thayer
    Abbott Handerson Thayer (category Wikipedia articles incorporating a citation from the 1911 Encyclopaedia Britannica with Wikisource reference)
    coloration in nature, titled Concealing-Coloration in the Animal Kingdom. First published by Macmillan in 1909, then reissued in 1918, it may have had an...
    26 KB (3,080 words) - 17:49, 25 February 2024
  • Thumbnail for Camouflage
    Thayer's Law, the principle of countershading. However, he overstated the case in the 1909 book Concealing-Coloration in the Animal Kingdom, arguing that...
    122 KB (13,398 words) - 07:58, 25 March 2024
  • Thumbnail for Countershading
    study and write about countershading. In his 1909 book Concealing-Coloration in the Animal Kingdom, he correctly described and illustrated countershading...
    37 KB (4,248 words) - 08:30, 19 April 2024
  • Thumbnail for White-tailed ptarmigan
    White-tailed ptarmigan (category Native birds of the Northwestern United States)
    well-camouflaged when on the ground. In his pioneering 1909 book on the subject, Concealing-Coloration in the Animal Kingdom, the American artist Abbott...
    19 KB (2,184 words) - 15:14, 10 February 2024
  • Thumbnail for Eurasian bittern
    Eurasian bittern (category Birds described in 1758)
    Concealing-Coloration in the Animal Kingdom. Macmillan. Roosevelt, Theodore (1911). "Revealing and concealing coloration in birds and mammals". Bulletin of the American...
    31 KB (3,580 words) - 07:05, 10 March 2024
  • Thumbnail for History of Animals
    as a universal. The History of Animals contains many accurate eye-witness observations, in particular of the marine biology around the island of Lesbos...
    26 KB (3,098 words) - 05:39, 30 March 2024