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List Of Odonata Species Of Slovenia
The list of Odonata species of Slovenia includes 72 species of Odonata, dragonflies and damselflies ( sl, kačji pastirji) for which reliable records exist from the present-day territory of Slovenia, including one that has not been seen since the 1960s and is presumed to have been Local extinction, extirpated (locally extinct), but could have simply been overlooked. The list is based on two reference works: ''Atlas of the Dragonflies (Odonata) of Slovenia'', a joint publication of the Slovene Odonatological Society and the Slovene Centre for Cartography of Fauna and Flora from 1997, and the newer ''Atlas of the European dragonflies and damselflies'' (2015), supported by other, more recent publications in which new species Species description, described after 1997 were documented. Odonata species from the territory of present-day Slovenia were systematically studied by the naturalists Johann Weikhard von Valvasor and Giovanni Antonio Scopoli as early as the 17th and 18th centuries; ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
Blue Dragonfly Iski Vingart
Blue is one of the three primary colours in the RYB color model, RYB colour model (traditional colour theory), as well as in the RGB color model, RGB (additive) colour model. It lies between Violet (color), violet and cyan on the optical spectrum, spectrum of visible light. The eye perceives blue when observing light with a dominant wavelength between approximately 450 and 495 nanometres. Most blues contain a slight mixture of other colours; Azure (color), azure contains some green, while ultramarine contains some violet. The clear daytime sky and the deep sea appear blue because of an optical effect known as Rayleigh scattering#Cause of the blue colour of the sky, Rayleigh scattering. An optical effect called Tyndall effect explains Eye color#Blue, blue eyes. Distant objects appear more blue because of another optical effect called aerial perspective. Blue has been an important colour in art and decoration since ancient times. The semi-precious stone lapis lazuli was used i ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
