The Collaborative International Dictionary of English v.0.48:

Perch \Perch\, v. i. [imp. & p. p. Perched (p[~e]rcht); p. pr.
   & vb. n. Perching.] [F. percher. See Perch a pole.]
   To alight or settle, as a bird; to sit or roost.
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         Wrens make prey where eagles dare not perch. --Shak.
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