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In zoology, a scale (Ancient Greek: λεπίς, romanized: lepís; Latin: squāma) is a small rigid plate that grows out of an animal's skin to provide protection. In lepidopterans ( butterflies and moths ), scales are plates on the surface of the insect wing , and provide coloration.
In scaled reptiles, supraocular scales are (enlarged) scales on the crown immediately above the eye. [1] The size and shape of these scales are among the many characteristics used to differentiate species from each another. In many species of boids and viperids, the supraoculars are heavily fragmented.
A piebald mare. In British English piebald (black and white) and skewbald (white and any colour other than black) are together known as coloured.In North American English, the term for this colouring pattern is pinto, with the specialized term "paint" referring specifically to a breed of horse with American Quarter Horse or Thoroughbred bloodlines in addition to being spotted, whereas pinto ...
The breeding and marketing of fancy goldfish with extreme mutations is sometimes seen as cruel practice by fish keepers and animal rights activists. Because the Pearlscale Goldfish has been bred to such a spherical shape, it may experience problems with its spine and internal organs, reducing its quality of life and longevity.
The white shell only forms when the egg has been fertilized and females will sometimes lay infertile, unshelled yellowish eggs known as "slugs". [130] The female lays one (occasionally two) eggs per time, [ 15 ] [ 48 ] [ 129 ] which typically is placed casually on the ground among leaf-litter, under debris, logs or rocks, or in a small hole.
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The scales on butterfly wings are pigmented with melanins that can produce the colours black and brown. The white colour in the butterfly family Pieridae is a derivative of uric acid, an excretory product. [13] [40]: 84 Bright blues, greens, reds, and iridescence are usually created not by pigments but through the microstructure of the scales.
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