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Therefore, the melanocytes in the black stripes have been activated -- while the melanocytes in the white fur are dormant. Simply put: Zebras are black. Get more zebras in the gallery below:
Zebras are easily recognised by their bold black-and-white striping patterns. The coat appears to be white with black stripes, as indicated by the belly and legs when unstriped, but the skin is black. [44] [45] [46] Young or foals are born with brown and white coats, and the brown darkens with age.
For example, the Arctic fox has a white coat in winter (containing little pigment), and a brown coat in summer (containing more pigment), an example of seasonal camouflage (a polyphenism). Many animals, including mammals , birds , and amphibians , are unable to synthesize most of the pigments that colour their fur or feathers, other than the ...
In the plains zebra, the dorsal stripe is narrow and edged by white, while in Grevy's zebra, it is quite bold. The dorsal stripes of the onager and kiang are dark brown and especially vivid. The dorsal stripe reflects the original coat color of the horse.
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Southern populations also have brown "shadow" stripes between the black and white colouring. These are absent or poorly expressed in northern zebras. The natal coat of a foal is brown and white and the brown darkens with age. [15] [14] [19] Various abnormalities of the patterns have been documented in plains zebras.