Adaptive Coloration in AnimalsMethuen, 1957 - 508 pages |
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Page 81
... dark and a lower light part . The lower limit of the dark dorsal area in this case passes just above the femur and is accurately continued backwards as the darkened lower border of the tegmen ( Fig . 29 ) . In the case of the African ...
... dark and a lower light part . The lower limit of the dark dorsal area in this case passes just above the femur and is accurately continued backwards as the darkened lower border of the tegmen ( Fig . 29 ) . In the case of the African ...
Page 83
... dark spots approximately the size of the eye , which consequently becomes lost as one spot among many in the general pattern . ( 2 ) The Nature and Function of Disruptive Eye Masks - It is , how- ever , with the employment of coincident ...
... dark spots approximately the size of the eye , which consequently becomes lost as one spot among many in the general pattern . ( 2 ) The Nature and Function of Disruptive Eye Masks - It is , how- ever , with the employment of coincident ...
Page 100
... dark bars break the countershaded body into a series of vertical dark and light bands which doubtless harmonize with the background of river weeds against which it is likely to be seen . The vertical stripes of the Tiger provide a ...
... dark bars break the countershaded body into a series of vertical dark and light bands which doubtless harmonize with the background of river weeds against which it is likely to be seen . The vertical stripes of the Tiger provide a ...
Contents
THE METHODS BY WHICH CONCEALMENT | 5 |
ADAPTIVE RADIATION IN COLOUR RESEMBLANCE II | 11 |
COLOUR RESEMBLANCE DUE TO CHOICE OF APPROPRIATE BACKGROUNDS | 18 |
Copyright | |
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adaptive coloration advertisement Africa antennæ aposematic appearance attack attitude background bark bees beetles behaviour birds body brown Bufo butterflies camouflage caterpillars chromatophores closely colour colour-scheme concealing coloration conspicuous contrast correlated countershading crab Crustacea cryptic coloration cryptic resemblance dark deceptive device display disruptive pattern dorsal eaten Edward Poulton effect eggs enemies environment evidence example exhibited experiments fact feeding figs fishes frogs function geckos genus grasshoppers green grey groups of animals habits head Hymenoptera illustrated insects instance instinct Journ larva larvæ later leaf Lepidoptera light lizards London mammals mantis markings mimetic mimicry mimics moths nature nest Nightjars observed optical Orthoptera Pará patches pigment Polychrus marmoratus Poulton predators prey principle Proc procryptic protective referred relation remarkable rest seen shade shadow significant similar snakes species specimens spider Stone-Curlew striking surface surroundings tail tegmina toads tone tropical various visual warning coloration wings yellow Zool