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From Biology-Online Dictionary | Biology-Online Dictionary
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foreign; not native; extrinsic or from without; exotic. [Spelt also pelegrine] Peregrine and preternatural heat.

(Science: zoology) Peregrine falcon, a courageous and swift falcon (Falco peregrinus), remarkable for its wide distribution over all the continents. The adult plumage is dark bluish ash on the back, nearly black on the head and cheeks, white beneath, barred with black below the throat.

Synonym: peregrine hawk, duck hawk, game hawk, and great-footed hawk.

Origin: L. Peregrinus. See Pilgrim.