Adaptive Coloration in AnimalsMethuen & Company, Limited, 1940 - 508 pages |
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Page 70
... markings or sets of markings accurately coincides with and continues the pattern of an adjacent segment . Such an arrangement is illustrated in Fig . 21 . What is the effect of this coincidence ? We have already seen that the dis ...
... markings or sets of markings accurately coincides with and continues the pattern of an adjacent segment . Such an arrangement is illustrated in Fig . 21 . What is the effect of this coincidence ? We have already seen that the dis ...
Page 92
... markings bearing to one another a relation somewhat like those on the fixed and movable scales of a vernier . It is obviously impossible to relate both sets to a common series of underlying segments . If the markings of a Tiger are due ...
... markings bearing to one another a relation somewhat like those on the fixed and movable scales of a vernier . It is obviously impossible to relate both sets to a common series of underlying segments . If the markings of a Tiger are due ...
Page 100
... markings so arranged that they are approximately vertical when the butterfly is in the resting position . I remember one chilly morning on the Pilcomayo river being quite startled by suddenly becoming aware that the still dew - laden ...
... markings so arranged that they are approximately vertical when the butterfly is in the resting position . I remember one chilly morning on the Pilcomayo river being quite startled by suddenly becoming aware that the still dew - laden ...
Contents
SEASONAL DIMORPHISM | 17 |
MORPHOLOGICAL COLOUR | 24 |
OBLITERATIVE SHADING | 35 |
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Common terms and phrases
adaptive coloration advertisement African antennæ 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 larvæ 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