Adaptive Coloration in AnimalsMethuen & Company, Limited, 1940 - 508 pages |
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Page 211
... body appears to be almost at bursting - point . At the same time the yellow gular region is displayed , and one or both occipital flaps are raised . During this performance the animal inclines his body so as to present its broadest ...
... body appears to be almost at bursting - point . At the same time the yellow gular region is displayed , and one or both occipital flaps are raised . During this performance the animal inclines his body so as to present its broadest ...
Page 356
... body into an extremely rapid and delicate vibration which had the result of changing its colour . What must happen is that , as a result of the rapid quivering , the black patches and the white patches on the spider's body come to ...
... body into an extremely rapid and delicate vibration which had the result of changing its colour . What must happen is that , as a result of the rapid quivering , the black patches and the white patches on the spider's body come to ...
Page 409
... body in a corresponding position . ( 2 ) Concealment of the Body behind a Mask - Yet more remarkable is the often - cited case of Heteronotus trinodosus , a Central American Membracid bug , in which the pronotum is immensely enlarged ...
... body in a corresponding position . ( 2 ) Concealment of the Body behind a Mask - Yet more remarkable is the often - cited case of Heteronotus trinodosus , a Central American Membracid bug , in which the pronotum is immensely enlarged ...
Contents
THE METHODS BY WHICH CONCEALMENT | 5 |
ADAPTIVE RADIATION IN COLOUR RESEMBLANCE II | 11 |
CONCLUSION | 15 |
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advertisement Africa antennæ aposematic aposematic animals appearance attack attitude background bark 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 dark deceptive defence device display disruptive pattern distasteful dorsal eaten Edward Poulton effect eggs enemies environment evidence example exhibited experiments fact feeding fishes frogs function genus grasshoppers green grey ground group of animals habits head hind Hingston Hymenoptera illustrated insects instance instinct larva larvæ later leaf legs Lepidoptera light lizards mammals markings mimetic moths nature nest Nightjars observed optical Orthoptera patches pigment Plate Portuguese East Africa Poulton predators predatory prey principle procryptic protective referred relation remarkable resemblance rest seen shade shadows significant similar snakes species specimens spider spots Stone-Curlew striking surface surroundings tail tegmina tion toads tone various warning coloration widely wings yellow