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date: 17 May 2025

If it looks like a duck, walks like a duck and quacks like a duck, then it just may be a duck. 

Source:
Brewer's Dictionary of Modern Phrase & Fable
Author(s):
John AytoJohn Ayto, Ian CroftonIan Crofton

A test devised by the US labour leader Walter Reuther (1907–70) in the McCarthy era (seeMcCarthyism ...

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