Fish and Wildlife Service.
Are there still ivory-billed woodpeckers roaming the wilds of the southeastern United States or have they all gone extinct? In his study, Collins presents evidence - including three video that show birds he believes to be the ivory-billed woodpecker — that he says proves that the elusive bird is not extinct.
Nestling ivory-billed woodpecker and J. These findings are consistent with reports of sightings of the bird made back in the s. While not officially labelled as extinct, the species is listed as critically endangered and possibly extinct by the International Union for Conservation of Nature.
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Alleged sightings in Arkansas in , however, renewed hope among conservationists that the woodpecker still existed and led Collins to conduct his research. Author links open overlay panel Michael D.
Under a Creative Commons license. Abstract Despite the publication of three independent papers that reported sightings of the Ivory-billed Woodpecker Campephilus principalis , its preservation became a controversial topic because nobody has been able to obtain a distinct photo, which is considered the standard form of evidence for documenting birds.
Keywords Ecology. Recommended articles Citing articles 0. Published by Elsevier Ltd.
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