Nature: Butterflies and Moths

Cloudless Sulphur 黄菲粉蝶 (Family Pieridae, Whites and Sulphurs)

While the male of this species is a beautiful clear cloudless yellow, the female is more orange in color and has dark markings, particularly on the wing borders. These large sulphurs are the fastest of all the Pierids, flying swiftly along the roads anywhere from southeastern Canada clear to South America. To seeing a racing auto converging on you down a highway, for the first flash of its wings is hardly observed before it is upon you, then away it goes in great swings from side to side that carry it quickly out-of-sight.

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