Adaptive Coloration in AnimalsMethuen & Company, Limited, 1940 - 508 pages |
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Page 372
... head appears actually far more conspicuous than the real head . At the same time , the deception is strengthened by adaptive movements of the hind - wings , which are moved alternately up and down , so that the false antenn¿ cross and ...
... head appears actually far more conspicuous than the real head . At the same time , the deception is strengthened by adaptive movements of the hind - wings , which are moved alternately up and down , so that the false antenn¿ cross and ...
Page 382
... head which it is especially necessary to con- ceal - to facilitate escape by flight , so with predators it is the head which it is especially necessary to conceal to facilitate capture by ambush . Now in certain aggressively concealed ...
... head which it is especially necessary to con- ceal - to facilitate escape by flight , so with predators it is the head which it is especially necessary to conceal to facilitate capture by ambush . Now in certain aggressively concealed ...
Page 415
... head and wings of a Vulture or the striped hide of the Zebra . Sometimes they appeared in the guise of an Ostrich — a method employed when hunting Ostrich or Quagga . In this case a long pliant stick was used to keep the head erect ...
... head and wings of a Vulture or the striped hide of the Zebra . Sometimes they appeared in the guise of an Ostrich — a method employed when hunting Ostrich or Quagga . In this case a long pliant stick was used to keep the head erect ...
Contents
SEASONAL DIMORPHISM | 17 |
MORPHOLOGICAL COLOUR | 24 |
OBLITERATIVE SHADING | 35 |
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Common terms and phrases
adaptive coloration advertisement African antenn¿ aposematic aposematic animals appearance attack attitude autotomy bees behaviour birds body brown Bufo butterflies camouflage caterpillars chromatophores closely colour colour-scheme concealing coloration conspicuous contrast correlated countershading crab creatures Crustacea cryptic coloration cryptic resemblance dark deceptive defence device display disruptive pattern dorsal eaten Edward Poulton effect eggs enemies environment evidence example exhibited experiments exposed fact feeding fishes frogs function genus grasshoppers green grey group of animals habits Hingston Hymenoptera illustrated insects instance instinct larva larv¿ later leaf Lepidoptera light lizards mammals markings mimetic mimicry moths nature nest nidifugous Nightjars nocturnal observed optical Orthoptera phenomena pigment Poulton predators predatory prey principle procryptic protective referred relation remarkable rest seen shade significant similar snakes species specimens spider Stone-Curlew striking surface surroundings tail tegmina tion toads tone various visual warning coloration widely wings yellow Zool