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1 Article tagged with "survey effort"
When is an “Extinct” Species Really Extinct? Gauging the Search Efforts for Hawaiian Forest Birds and the Ivory-Billed Woodpecker
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Fred L Ramsey
,
J. Michael Reed
,
J. Michael Scott
,
John A Wiens
,
Kenneth V. Rosenberg
,
Martjan Lammertink
,
Ron Rohrbaugh
