Or the ivory-billed woodpecker (Campephilus principalis), a long-disappeared bird whose continued survival in the wild has been a point of contention following a 2004 sighting reported in east ...
Putative audio recordings of the Ivory-billed Woodpecker (Campephilus principalis) are presented along with discussions of the videos from which they were extracted and the observations that were made ...
We include products we think are useful for our readers. If you buy through links on this page, we may earn a small commission. Here’s our process. Before you buy, here’s a quick primer on the ...