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Few insects are as beloved as the monarch butterfly. These fascinating creatures are beautiful, boldly colored and surprisingly strong — the North American monarch migrating thousands of miles ...
Papilio nephelus has a wingspan reaching about 10–12 centimetres (3.9–4.7 in). The basic colour of the wings is black, with a chain of white spots on the forewing and a large white or yellow area on the hindwing.
The sex brand is black and longish. The underside of the forewing is black. There is a chain of bluish or green postdiscal spots. The hindwings are green. At the wing's leading edge (costa) there are basal yellow-gold spots. There is also a postdiscal chain of black spots. The edge of the hindwing is black. The underside is dark green or bluish.
Birdwings are typified by large size (up to a maximum body length of 7.6 cm or 3 inches and a wingspan of 28 cm or 11 inches in O. alexandrae), showy colouration (in contrasting shades of green, yellow, black, white, and sometimes blue or orange), and slender, lanceolate forewings.
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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The butterfly wings are shaped like a leaf when in the closed position. When the wings are closed, only the cryptic underside markings are visible, which consists of irregular patterns and striations in many shades of biscuit, buff, browns, yellow, and black. The veins are darkened and resemble the veins of a leaf.
SINGAPORE (Reuters) -Bitcoin surged to a record high in Asian trade as investors leaned towards Donald Trump winning the U.S. presidential election. The world's biggest cryptocurrency rose 7% to ...