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Leucism (/ ˈ l uː s ɪ z əm,-k ɪ z-/) [2] [3] [4] is a wide variety of conditions that result in partial loss of pigmentation in an animal—causing white, pale, or patchy coloration of the skin, hair, feathers, scales, or cuticles, but not the eyes. [4] It is occasionally spelled leukism.
This leucistic Indian peacock, Pavo cristatus, is unlikely to find a mate and reproduce in a natural setting due to its unusual coloration.However, its striking colour is appreciated by humans, and may be included in artificial selective breeding to produce more individuals with the leucistic phenotype.
The symbolism was adopted by early Christianity, thus many early Christian paintings and mosaics show the peacock. [51] The peacock is still used in the Easter season, especially in the east. The "eyes" in the peacock's tail feathers can symbolise the all-seeing Christian God, [ 52 ] the Church, [ 53 ] or angelic wisdom. [ 54 ]
Leucism, a partial loss of pigmentation that results in animals with pale or white skin, hair and/or feathers; Melanosis, hyperpigmentation via increased melanin Ocular melanosis; Peutz–Jeghers syndrome, dark patches on the lips etc. Piebaldism, patchy absence of melanin-producing cells
A volunteer helping pick up trash around a California lake got a surprise when he heard a growl coming from a trash can. “Lo and behold, there was a little guy looking back up at me,” Dana ...
Oct. 24—An unusual white raven has been seen repeatedly around Anchorage in recent days, captivating birders, photographers and amateur wildlife enthusiasts. "It looks like a leucistic bird, so ...
Albinism is the congenital absence of melanin in an animal or plant resulting in white hair, feathers, scales and skin and reddish pink or blue eyes. [1] [2] Individuals with the condition are referred to as albinos.
The all-white giraffes had leucism, which causes the loss of pigmentation, creating white skin. They were travelling in a group of three and were all a family. The two killed were a calf and a ...