Adaptive Coloration in AnimalsMethuen, 1957 - 508 pages |
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Page 64
... illustrated in Fig . 16 , Nos . 7 , 8 , 9 . A further development of the last principle is illustrated in Fig . 16 , No. 10 , in which adjacent elements in the pattern have their tones graded from dark to light in opposite directions ...
... illustrated in Fig . 16 , Nos . 7 , 8 , 9 . A further development of the last principle is illustrated in Fig . 16 , No. 10 , in which adjacent elements in the pattern have their tones graded from dark to light in opposite directions ...
Page 115
... ILLUSTRATED BY BIRDS Nay more , the very birds of the air , those that be not hawks , are both so many and so useful and pleasant to mankind , that I must not let them pass without some observations . IZAAK WALTON IN the foregoing pages ...
... ILLUSTRATED BY BIRDS Nay more , the very birds of the air , those that be not hawks , are both so many and so useful and pleasant to mankind , that I must not let them pass without some observations . IZAAK WALTON IN the foregoing pages ...
Page 241
... ILLUSTRATED BY THE MAMMALIA Thus the skunck , or stonck , is an innocuous and sweet animal ; but when pressed hard by dogs and men , it can eject such a most pestilent and fetid smell and excrement , than which nothing can be more ...
... ILLUSTRATED BY THE MAMMALIA Thus the skunck , or stonck , is an innocuous and sweet animal ; but when pressed hard by dogs and men , it can eject such a most pestilent and fetid smell and excrement , than which nothing can be more ...
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