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| Utgitt
| Edinburgh, London : Oliver & Boyd , 1924
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| Omfang
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| Opplysninger
| "Selected list of references": p. 145-149.. - "The colours of animals and the changes which they undergo in response to environment [have] attracted the attention and excited the imagination of observant men. Chief among those who have made clear the dark ways of colour change in animals is the author of this volume."--Pref.
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| Emner
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