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 ?
Unlike albinos that are lacking any pigment, leucistic ducks usually sport a variety of mottled cream coloring, bright orange bills and feet, and a colorless speculum on their wings.
Similar to Shackleton's (1985) report, McCardle (2012) did not include any records of white, albinistic, or leucistic bighorn sheep in a much more recent review.
Two leucistic Ateles hybridus were filmed in the wild in the Magdalena River valley, Colombia (National Geographic, 2015).
According to Rob Nelson, a researcher with the science education website Untamed Science, up to 80 percent of the white squirrels are leucistic squirrels and not albinos.
This is also happening with leucistic and albinos animals which are becoming a common attraction in zoos and also common pets, eventhough they are not common in the wild.
This new record is based on collection of eight specimens of a leucistic strain of A.
He later discovered the leucistic chaffinch was only the third of its kind to be spotted in the UK.
Acknowledgements--The authors would like to thank Lieutenant Erneide Rissardo da Silva from the Second Environmental Squad (Segundo Pelotao de Policiamento Ambiental) from Torres, for the photos and information about the record of the leucistic Didelphis sp.
On 20 April 2012, Joe Butler trapped an adult leucistic raccoon approximately 7 km south of Cleveland, Montgomery Co.
We also considered the appearance of a partially albinistic or leucistic individual, as well as sexually dimorphic plumage traits of these species, for comparison with the potential hybrid.
It must be down to genetics that the bird's feathers have changed so much, but even for a leucistic bird it is unusual that it was recently completely white.