Origin: L. Passerinus, fr. Passer a sparrow.
(Science: zoology) One of the passeres.
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... the modern bird line survived (shorebirds most likely survived the extinctions and gave raise to the modern birds we see today). Almost all non-passerine birds exploded into existence shortly after the mass extinctions, with the passerines first showing up about 20MYA (crows, jays, and their ...
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