Adaptive Coloration in AnimalsMethuen & Company, Limited, 1940 - 508 pages |
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Page 262
... Feeding Habits - The second method , that of direct field observations on the food and feeding behaviour of wild animals , is one of prime importance . Evidence from this source , together with that based upon feeding experiments , is ...
... Feeding Habits - The second method , that of direct field observations on the food and feeding behaviour of wild animals , is one of prime importance . Evidence from this source , together with that based upon feeding experiments , is ...
Page 273
... feeding - trays close to nests where fledglings were being fed . In a series of seven experiments at nests of the Wren , Willow - Warbler and Sedge - Warbler - during which the birds ' movements were closely watched through binoculars a ...
... feeding - trays close to nests where fledglings were being fed . In a series of seven experiments at nests of the Wren , Willow - Warbler and Sedge - Warbler - during which the birds ' movements were closely watched through binoculars a ...
Page 279
... feeding behaviour of these animals is related to the theory of warning coloration . As a group , the Anura provide apt material for such a study , both on account of their relatively simple feeding reactions , and on account of the fact ...
... feeding behaviour of these animals is related to the theory of warning coloration . As a group , the Anura provide apt material for such a study , both on account of their relatively simple feeding reactions , and on account of the fact ...
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