Coracias garrula

Roller \Roll"er\ (r[=o]l"[~e]r), n.
   1. One who, or that which, rolls; especially, a cylinder,
      sometimes grooved, of wood, stone, metal, etc., used in
      husbandry and the arts.
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   2. A bandage; a fillet; properly, a long and broad bandage
      used in surgery.
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   3. (Naut.) One of series of long, heavy waves which roll in
      upon a coast, sometimes in calm weather.
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   4. A long, belt-formed towel, to be suspended on a rolling
      cylinder; -- called also {roller towel}.
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   5. (Print.) A cylinder coated with a composition made
      principally of glue and molassess, with which forms of
      type are inked previously to taking an impression from
      them. --W. Savage.
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   6. A long cylinder on which something is rolled up; as, the
      roller of a map.
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   7. A small wheel, as of a caster, a roller skate, etc.
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   8. (Zool.) Any insect whose larva rolls up leaves; a leaf
      roller. see {Tortrix}.
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   9. [CF. F. rollier.] (Zool.) Any one of numerous species of
      Old World picarian birds of the family {Coraciadae}. The
      name alludes to their habit of suddenly turning over or
      "tumbling" in flight.
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   Note: Many of the species are brilliantly colored. The common
         European species ({Coracias garrula}) has the head,
         neck, and under parts light blue varied with green, the
         scapulars chestnut brown, and the tail blue, green, and
         black. The broad-billed rollers of India and Africa
         belong to the genus {Eurystomus}, as the oriental
         roller ({Eurystomus orientalis}), and the Australian
         roller, or dollar bird ({Eurystomus Pacificus}). The
         latter is dark brown on the head and neck, sea green on
         the back, and bright blue on the throat, base of the
         tail, and parts of the wings. It has a silvery-white
         spot on the middle of each wing. The {lilac-breasted
         roller} of Africa is {Corcia caudata} caudata, a
         brightly colored bird of the family {Corciidae} having
         malachite green, blue, purple-lilac, brown and
         sea-green feathers from head to tail; it is a popular
         sight with tourists in Africa.
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