melanin- insoluble pigments that account for the color of e.g. skin and scales and feathers feather,plumage,plume- the light horny waterproof structure forming the external covering of birds cutis,skin,tegument- a natural protective body covering and site of the sense of touch; "your skin is ...
Journal of Clinical Forensic MedicineMieczkowski, T & Kruger, M (2007) Interpreting the color effect of melanin on cocaine and benzoylecgonine assays for hair analysis: Brown and black samples compared. Journal of Forensic and Legal Medicine 14(1): 7-15....
Related to Human hair color:Eumelanin Hair Color See Also:BLACK,BROWN,GRAY,RED,WHITE Black [hair] with only a few gray streaks like a timid motif running through it —Helen Hudson Blond as a Zulu under the bleach —Raymond Chandler
[EthierJohn Wiley & Sons, Ltd.ENTOMOL EXP APPLEthier J, Gasse M, Lake K, Jones BC, Evenden ML, Despland E. 2015. The costs of color: plasticity of melanin pigmentation in an outbreaking poly- morphic forest moth. Entomol Exp Appl. 154:242-250....
However, studies using morphometric analysis and spectrophotometric techniques have revealed sexual size dimorphism and also sexual plumage color dimorphism among some species. The Monk Parakeet (Myiopsitta monachus), a native parrot of South America, is an interesting species for the study of plumage ...
History thus far has not been kind to women gifted with melanin, so the ones in the public eye who cut the deepest – most often the creators, so full of voice – ripple deep within us and shape the ways in which we navigate the world. It is a world that begins full ...
The Weak Iridescent Feather Color in the Jungle Crow Corvus macrorhynchos We investigated the origin of the iridescent violet-bluish feathers of the adult Jungle Crow, Corvus macrorhynchos, using microscopic and optical techniques. A single layer of melanin granules was found below the surface of ...
Whatever the color, our skin tells an epic tale of human intrepidness and adaptability, revealing its variance to be a function of biology. It all centers around melanin, the pigment that gives skin and hair its color. This ingredient comes from skin cells called melanocytes and takes two bas...
Intensity of Melanin-Based Color and Risk of Predation in the Barn Swallow Hirundo rustica 来自 学术范 喜欢 0 阅读量: 36 作者:I Galván,JT Nielsen,AP Møller 摘要: Predators are supposed to exert strong selection pressures on their prey, especially when phenotypic traits such as secondary ...
The moderate but significant heritabilities presented here are consistent with previous estimates in colour patches of blue tits (Hadfield and Owens, 2006) and great tits (Evans and Sheldon, 2012), yet they are much smaller than heritabilities associated with the sizes of melanin and white colour ...