dove wiki:
>For other uses, see Dove (disambiguation). Subfamily Columbinae Columba Streptopelia Macropygia Reinwardtoena Turacoena Turtur Oena Chalcophaps Henicophaps Phaps Ocyphaps Geophaps Petrophassa Geopelia Leucosarcia Zenaida Ectopistes (extinct) Columbina Claravis Metropelia Scardafella Uropelia Leptotila Geotrygon Starnoenas Caloenas Gallicolumba Trugon Microgoura (extinct?) Subfamily Otidiphabinae Otidiphaps Subfamily Gourinae Goura Subfamily Didunculinae Didunculus Subfamily Treroninae Phapitreron Treron Ptilinopus Drepanoptila Alectroenas Ducula Lopholaimus Hemiphaga Cryptophaps Gymnophaps
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window wiki:
in an otherwise solid, opaque surface through which light and sometimes air can pass. For example, a window in the wall of a house, or a window in a scientific measurement device that permits reading of certain wavelengths.Window is also used metaphorically to refer to a time period during which something can occur and outside of which the thing cannot occur, as in a window of opportunity to launch a rocket to the moon on the most efficient trajectory.The word Window dates back to Old Norse "Wind Eye"; opening to the air.
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