Zodiac celestial coordinate system, or more specifically an ecliptic coordinate system, which takes the ecliptic as the origin of latitude and the Sun's position at vernal equinox as the origin of longitude. The English word ' derives from ', the Latinized form of the Ancient Greek "zōidiakòs kýklos" (), meaning "cycle or circle of little animals". "Zōidion" () is the diminutive of "zōion" (, "animal"). The name reflects the prominence of animals (and mythological hybrids) among the twelve signs. The zodiac was in use by the Roman era, based on concepts inherited by Hellenistic astronomy from Babylonian astronomy of the Chaldean
Common wood pigeon Common wood pigeon The common wood pigeon ("Columba palumbus") is a large species in the dove and pigeon family. It belongs to the genus "Columba" and, like all pigeons and doves, belongs to the family Columbidae. It is locally known in southeast England as the "culver"; This name has given rise to several areas known for keeping pigeons to be named after it, such as Culver Down. The genus name "Columba" is the Latin word meaning "pigeon, dove", whose older etymology comes from the Ancient Greek κόλυμβος ("kolumbos"), "a diver", from "κολυμβάω" (kolumbao), "dive, plunge headlong, swim". Aristophanes (Birds, 304)