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The Menelaus blue morpho (Morpho menelaus) is one of thirty species of butterfly in the subfamily Morphinae. [1] Its wingspan is approximately 12 cm (4.7"), and its dorsal forewings and hindwings are a bright, iridescent blue edged with black, while the ventral surfaces are brown. [ 2 ]
Blue-colored butterflies include the Blue Morpho, Blue Pansy, and Adonis Blue species. At the baseline, blue is a tranquil color that reflects artistic expression. Seeing a blue butterfly could ...
The wide-angle blue reflection property can be explained by exploring the nanostructures in the scales of the morpho butterfly wings. [9] These optically active structures integrate three design principles leading to the wide-angle reflection: Christmas tree-like shaped ridges, alternating lamellae layers (or "branches"), and a small height ...
The brilliant blue color in the butterfly's wings is caused by the diffraction of the light from millions of tiny scales on its wings. It uses this to frighten away predators, by flashing its wings rapidly. The wingspan of the blue morpho butterfly ranges from 7.5–20 cm (3.0–7.9 in).
The common blue butterfly or European common blue [3] (Polyommatus icarus) is a butterfly in the family Lycaenidae and subfamily Polyommatinae. The butterfly is found throughout the Palearctic and has been introduced to North America. Butterflies in the Polyommatinae are collectively called blues, from the coloring of the wings.
In the form rebeli Hirschke the blue of the upperside is more brilliant and more extended, the dark margin being reduced, in the female only the apical area black; Styria. – monticola Stgr. (83 a) has a narrow black margin like rebeli , but the blue is very deep and dark, so dull as in true alcon ; from the Alps of Switzerland and the Caucasus.
The western pygmy blue (Brephidium exilis or Brephidium exile) is one of the smallest butterflies in the world and the smallest in North America. It has reached Hawaii , as well as the Persian Gulf , including Kuwait , eastern Saudi Arabia , Bahrain and the United Arab Emirates .
Male P. argus have royal blue wings with a black border, white, wispy fringe, and metallic silver spots on the hindwings as well as spurs on their front legs. Females of this species are generally brown and more subdued in color, but also have the metallic spots on the hindwings. The undersides of the male and female butterflies are very similar.