Talking bird of little importance, it may be said (5)

I believe the answer is:

mynah

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'talking bird' is the definition.
(bird which can imitate human speech)

I don't understand how the rest of the clue works.

(Other definitions for mynah that I've seen before include "Asian starling mimicking human speech" , "Talking bird" .)

I've seen this clue in The Times.

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