Adaptive Coloration in AnimalsMethuen, 1957 - 508 pages |
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Page 185
... spider and happened with its front leg to touch a thread from the spider's carpet . At the instant of this touch the spider shot from its seat with the rapidity of a projectile . It was not a mere drop , but a violent leap after which ...
... spider and happened with its front leg to touch a thread from the spider's carpet . At the instant of this touch the spider shot from its seat with the rapidity of a projectile . It was not a mere drop , but a violent leap after which ...
Page 355
... spider , when alarmed , runs from its snare to assume the cryptic posture . The Peckhams also observed T. grallator run from the web to a branch , where the spider stretched itself in the manner characteristic of the genus . VI ...
... spider , when alarmed , runs from its snare to assume the cryptic posture . The Peckhams also observed T. grallator run from the web to a branch , where the spider stretched itself in the manner characteristic of the genus . VI ...
Page 356
... spider and pellet , though at first sight undermining the principle of protection , turns out to be an exception that proves the rule . The spider is black and white ; the pellet is brown . But the moment I touched the leaf to which the ...
... spider and pellet , though at first sight undermining the principle of protection , turns out to be an exception that proves the rule . The spider is black and white ; the pellet is brown . But the moment I touched the leaf to which the ...
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