BioConcepts

migrationmigratio (lat.); Migration (ger.)

• The movement of an animal from one region, location, or habitat to another in order to breed, grow, or find food; an instance of this; esp. (of a bird, mammal, or fish) the periodic travel to and from a region at a particular season and along a well-established route. (OED 2012)
  category biogeography see also immigrant migratory bird partial migrant passage migrant sedentary bird straggler vagrant winter visitor

  1633

  My Birds began to droope, for want of their wonted migration

  Godwin, F. (ca. 1633). The Man in the Moone or A Discourse of a Voyage thither. Domingo Gonsales. The Speedy Messenger (London 1638): 111.

  1646

  By this way Aristotle through all his bookes of Animals, distinguisheth their times of generation, Latitancy, migration, sanity and venation.

  Browne, T. (1646). Pseudodoxia Epidemica: 223.

  1691/1704

  The Wisdom of God Manifested in the Works of the Creation: 143. The migration of Birds from an hotter to a colder Country, or a colder to an hotter, according to the Seasons

  Ray, J. (1691/1704). The Wisdom of God Manifested in the Works of the Creation: 149 (according to OED 1989)

  1757

  Migrationes avium

  Linné, C. von (1757). Migrationes avium (Amoenitates academicae, vol. 4, Stockholm 1759, 565-600).

  1868

  Die Migration der Organismen und deren Colonienbildung ist nach meiner Ueberzeugung die nothwendige Bedingung der natürlichen Zuchtwahl.

  Wagner, M. (1868). Die Darwin’sche Theorie und das Migrationsgesetz der Organismen: VII.