(New York Times)
But while the skeptics’ paper was still in the works, the Cornell team provided several audio recordings to Dr. Prum and Dr. Robbins. Dr. Jackson, who was out of the country, has not had a chance to listen to them, Dr. Prum said. The evidence was so convincing—the characteristic nasal “kent” call and double raps on a tree—that Dr. Prum and Dr. Robbins withdrew their challenge.
“The thrilling new sound recordings provide clear and convincing evidence that the ivory-billed woodpecker is not extinct,” Dr. Prum said in a statement.