Adaptive Coloration in AnimalsMethuen & Company, Limited, 1940 - 508 pages |
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Page 23
... hand , others , like Moose , Musk Ox , Glutton , Reindeer , Rabbit and Raven , do not become white during any part of the year even in the coldest parts of their range . Among those which are subject to seasonal changes , closely allied ...
... hand , others , like Moose , Musk Ox , Glutton , Reindeer , Rabbit and Raven , do not become white during any part of the year even in the coldest parts of their range . Among those which are subject to seasonal changes , closely allied ...
Page 124
... hand adventitiously , by means of an invisible nesting - site , or on the other hand cryptically , by means of incon- spicuous plumage . ( 2 ) Colour of the Eggs in Relation to Nidification - Both on account of their edibility and ...
... hand adventitiously , by means of an invisible nesting - site , or on the other hand cryptically , by means of incon- spicuous plumage . ( 2 ) Colour of the Eggs in Relation to Nidification - Both on account of their edibility and ...
Page 429
... hand , Hertz has demonstrated that white surfaces may appear very differently to the bee , according to their reflection , or absorption , of ultra - violet rays . White objects which reflect a fair proportion of ultra - violet light ...
... hand , Hertz has demonstrated that white surfaces may appear very differently to the bee , according to their reflection , or absorption , of ultra - violet rays . White objects which reflect a fair proportion of ultra - violet light ...
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