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Key terms: birds nest falcon prey american kestrel hawk raptors hunting breeding killy pairs perches whine feeding rufous broods hover buteo north america pdf fulltext aves klee coloration accipiter merlin cavities falconry lineage treble courtship barring morphology nest boxes per year bulletin sparrows peregrine morro bay very rare phylogeny predation other raptors nest sites mortality rate systematics true kestrels male american vocalizations south america north american birds Search external links cited by footnotes on Wikipedia page American Kestrel: |
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