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Largest order of birds comprising about half the known species rooks
Answer for the clue "Largest order of birds comprising about half the known species rooks ", 13 letters:
passeriformes
Alternative clues for the word passeriformes
Usage examples of passeriformes.
Birds never got off the ground, and the soft-cores retained their monopoly on flying, but the types of tree available on Chao Phrya didn't offer much incentive to passeriformes, so perhaps that wasn't too surprising.