Polymorphism of fur coloration intensity in mammals

The concept of coloration polymorphism and melanism in mammals was reviewed. It was shown that polymorphism has different types and mammals color differentiation is only one of its kinds. Three classic hypotheses on the function of coloration in mammals are known: concealment, communication, and reg...

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Main Author: Yulia Zizda
Format: Article
Language:English
Published: National Academy of Sciences of Ukraine. National Museum of Natural History 2016-12-01
Series:Праці Теріологічної школи
Subjects:
Online Access:http://www.terioshkola.org.ua/library/pts14/pts14-42-zizda-colors.pdf
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author Yulia Zizda
author_facet Yulia Zizda
author_sort Yulia Zizda
collection DOAJ
description The concept of coloration polymorphism and melanism in mammals was reviewed. It was shown that polymorphism has different types and mammals color differentiation is only one of its kinds. Three classic hypotheses on the function of coloration in mammals are known: concealment, communication, and regulation of physiological processes. The attention was focused on the mammals’ coat coloration intensity and presence of black forms among mammals, including red squirrels (Sciurus vulgaris) for further exploration and analysis of causes of the fur coloration variability in the latter. The character of spots in mammals are reviewed only in a few examples. The dark phase of squirrels, which are common in the mountains, retains the heat better, and the black fur protects their skin from ultraviolet radiation, and provides better thermoregulation under damp mountain conditions. The gradual change in the red squirrel’s coat coloration, and the presence and distribution of its dark phase in mountains are associated with the feature of distribution and apparently are obeyed to Gloger’s rule.
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spelling doaj.art-95a1da9a59f54b0a8330a7c18da3d1792022-12-21T16:42:59ZengNational Academy of Sciences of Ukraine. National Museum of Natural HistoryПраці Теріологічної школи2312-27492074-22742016-12-011412113310.15407/ptt2016.14.121Polymorphism of fur coloration intensity in mammalsYulia Zizda0Zoological Museum, Uzhgorod National University (Uzhgorod, Ukraine); Institute of Ecology of the Carpathians, NAS of Ukraine (Lviv, Ukraine)The concept of coloration polymorphism and melanism in mammals was reviewed. It was shown that polymorphism has different types and mammals color differentiation is only one of its kinds. Three classic hypotheses on the function of coloration in mammals are known: concealment, communication, and regulation of physiological processes. The attention was focused on the mammals’ coat coloration intensity and presence of black forms among mammals, including red squirrels (Sciurus vulgaris) for further exploration and analysis of causes of the fur coloration variability in the latter. The character of spots in mammals are reviewed only in a few examples. The dark phase of squirrels, which are common in the mountains, retains the heat better, and the black fur protects their skin from ultraviolet radiation, and provides better thermoregulation under damp mountain conditions. The gradual change in the red squirrel’s coat coloration, and the presence and distribution of its dark phase in mountains are associated with the feature of distribution and apparently are obeyed to Gloger’s rule.http://www.terioshkola.org.ua/library/pts14/pts14-42-zizda-colors.pdfcoloration polymorphismmelanismmammalsred squirreladaptation
spellingShingle Yulia Zizda
Polymorphism of fur coloration intensity in mammals
Праці Теріологічної школи
coloration polymorphism
melanism
mammals
red squirrel
adaptation
title Polymorphism of fur coloration intensity in mammals
title_full Polymorphism of fur coloration intensity in mammals
title_fullStr Polymorphism of fur coloration intensity in mammals
title_full_unstemmed Polymorphism of fur coloration intensity in mammals
title_short Polymorphism of fur coloration intensity in mammals
title_sort polymorphism of fur coloration intensity in mammals
topic coloration polymorphism
melanism
mammals
red squirrel
adaptation
url http://www.terioshkola.org.ua/library/pts14/pts14-42-zizda-colors.pdf
work_keys_str_mv AT yuliazizda polymorphismoffurcolorationintensityinmammals