Aurora effect is known as the aurora borealis or the northern lights. The former term was coined by Galileo in 1619, from the Roman goddess of the dawn and the Greek name for the north wind. The southern counterpart, the aurora australis or the southern lights, has features almost identical to the aurora borealis and changes simultaneously with changes in the northern auroral zone. The Aurora Australis is visible from high southern latitudes in Antarctica, Chile, Argentina, New Zealand, and Australia. A geomagnetic storm causes the auroral ovals (north and south) to expand, and bring the aurora to lower latitudes. The
Caladenia longicauda subsp. borealis "boreas" meaning "northerly". Daddy-long-legs spider orchid is relatively widespread and locally common, usually growing in sandy, well-drained soil in Wandoo woodland, near creeks, in sheoak groves and "Acacia" thickets between Cataby and the Murchison River in the Avon Wheatbelt, Geraldton Sandplains, Jarrah Forest and Swan Coastal Plain biogeographic regions. "Caladenia longicauda" subsp. "borealis" is classified as "Not Threatened" by the Western Australian Government Department of Parks and Wildlife. Caladenia longicauda subsp. borealis Caladenia longicauda" subspecies "borealis, commonly known as daddy-long-legs spider orchid is a plant in the orchid family Orchidaceae and is endemic to the south-west of Western Australia. It