Adaptive Coloration in AnimalsMethuen & Company, Limited, 1940 - 508 pages |
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Page 68
... valley of the Lower Zambesi , where I happened to be working , is a little frog known as Megalixalus fornasinii . This creature bears on its back a mid - dorsal stripe of brown , tapering to a point in front , and extending backwards to ...
... valley of the Lower Zambesi , where I happened to be working , is a little frog known as Megalixalus fornasinii . This creature bears on its back a mid - dorsal stripe of brown , tapering to a point in front , and extending backwards to ...
Page 301
... Valley ( 111 ) . But statistics of this kind make dry reading ; and having shown , as I hope , the convincing nature of the evidence for discrimina- tion by these animals , I can now bring the section to a close by indicating the ...
... Valley ( 111 ) . But statistics of this kind make dry reading ; and having shown , as I hope , the convincing nature of the evidence for discrimina- tion by these animals , I can now bring the section to a close by indicating the ...
Page 311
... Valley a little Nandid fish named Mono- cirrhus polyacanthus , which bears a remarkable resemblance to a dead leaf . In reply to a request for certain information on its appearance and habits in nature , my friend , the Rev. A. Miles ...
... Valley a little Nandid fish named Mono- cirrhus polyacanthus , which bears a remarkable resemblance to a dead leaf . In reply to a request for certain information on its appearance and habits in nature , my friend , the Rev. A. Miles ...
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