#crested_screamer__crestedscreamer  distinguished from the horned screamer by a feathery crest on the back of the head
  supertype:  screamer  gooselike aquatic bird of South America having a harsh trumpeting call
  member of:  genus_Chauna
  subtype:  chaja__Chauna_torquata  largest crested screamer; naive to southern Brazil and Argentina

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