#roller.coraciiform_bird  Old World bird that tumbles or rolls in flight; related to kingfishers
  supertype:  coraciiform_bird__coraciiformbird  chiefly short-legged arboreal nonpasserine birds that nest in holes
  member of:  family_Coraciidae
  subtype:  European_roller__Coracias_garrulus  common European blue-and-green roller with a reddish-brown back
  subtype:  ground_roller  Madagascan roller with terrestrial and crepuscular habits that feeds on e.g. insects and worms

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