leucism


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leucism

(lo͞o′kĭz′əm)
n.
A partial loss of pigmentation in a human or other animal, resulting in white, pale, or patchy coloration of the skin, hair, fur, or feathers but not the eyes.

leu·cis′tic (-kĭs′tĭk) adj.
References in periodicals archive ?
Leucism is a condition caused by a genetic mutation which prevents the melanin pigmentation from being deposited on a bird's feathers.
Weaver; [female]) California Department of Fish and Game (CDFG; multiple observations) L McQuivey (1978; leucism determined from McQuivey's [1975, 1978] published descriptions) Kingston Range, 'W' ([female]) J.
Leucism, although thought to be controlled by a single recessive allele (Owen and Shimmings, 1992), has recently been documented to be the result of at least six genes (Reissmann and Ludwig, 2013).
annectens that presented either partial or total leucism.
He has leucism, a genetic condition similar to albinism, which means he is a much lighter colour than other gentoo penguins.
This buck is exhibiting signs of leucism, a condition whereby melanin (a pigment found in skin, hair, feathers, etc.
Authorities had called the white snake an albino but the LA Zoo's reptile and amphibian curator, Ian Recchio, says it's got a lack of pigment condition called leucism.
A REPORT ON A CASE OF INCOMPLETE LEUCISM IN THE GREEN IGUANA (Iguana iguana iguana) (SQUAMATA: IGUANIDAE) IN THE CARIBBEAN COLOMBIAN *
A case of leucism in Southern Lapwing (Vanellus chilensis) in the Pantanal, Brazil.
Scottish Natural Heritage said the stag probably had a genetic condition called leucism, which has reduced the pigment in his hair and skin.