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  2. Bird migration - Wikipedia

    en.wikipedia.org/wiki/Bird_migration

    [34] [35] However most bird migration is in the range of 150 to 600 m (490–2,000 ft). Bird strike Aviation records from the United States show most collisions occur below 600 m (2,000 ft) and almost none above 1,800 m (5,900 ft). [36] Bird migration is not limited to birds that can fly. Most species of penguin (Spheniscidae) migrate by ...

  3. Charles Dixon (ornithologist) - Wikipedia

    en.wikipedia.org/wiki/Charles_Dixon_(ornithologist)

    Charles Dixon. Charles Dixon (1858 – 17 June 1926) was an English ornithologist, born in London.He discovered the St Kilda wren and a new species in North Africa. He collaborated with Henry Seebohm on his great work on British Birds, in the second volume of which he summarized and modified A. R. Wallace's theory of the relation between nests and coloration of birds.

  4. Animal migration - Wikipedia

    en.wikipedia.org/wiki/Animal_migration

    Bird migration is controlled primarily by day length, signalled by hormonal changes in the bird's body. [20] On migration, birds navigate using multiple senses. Many birds use a sun compass, requiring them to compensate for the sun's changing position with time of day. [21] Navigation involves the ability to detect magnetic fields.

  5. The Sibley Guide to Birds - Wikipedia

    en.wikipedia.org/wiki/The_Sibley_Guide_to_Birds

    The Sibley Guide to Birds is a reference work and field guide for the birds found in the continental United States and Canada. It is written and illustrated by ornithologist David Allen Sibley . The book provides details on 810 species of birds, with information about identification, life history, vocalizations, and geographic distribution.

  6. Zugunruhe - Wikipedia

    en.wikipedia.org/wiki/Zugunruhe

    Zugunruhe is borrowed from German; it is a German compound word consisting of Zug, "move, migration," and unruhe (anxiety, restlessness). The word was first published in 1707, when it was used to describe the "inborn migratory urge" in captive migrants.

  7. Animal navigation - Wikipedia

    en.wikipedia.org/wiki/Animal_navigation

    Ronald Lockley (1903–2000), among many studies of birds in over fifty books, pioneered the science of bird migration. He made a twelve-year study of shearwaters such as the Manx shearwater, living on the remote island of Skokholm. [7]

  8. Reverse migration (birds) - Wikipedia

    en.wikipedia.org/wiki/Reverse_migration_(birds)

    Reverse migration, also called reverse misorientation, [1] is a phenomenon whereby a bird migrates in the opposite direction to that typical of its species during the spring or autumn. [ 1 ] For example, if a bird breeding in central Asia reverses its normal southeasterly migration, as shown by the orange arrow, it will end up in Western Europe ...

  9. William Eagle Clarke - Wikipedia

    en.wikipedia.org/wiki/William_Eagle_Clarke

    The Eddystone Lantern, October 12, 1901 from a painting by Marian Eagle Clarke, as published in Studies in Bird Migration (1912). Clarke, William Eagle (1896). Bird migration in Great Britain and Ireland : digest of observations on migrations of birds at lighthouses and lightvessels, 1880-87. London: British Association for the Advancement of ...