Woodpecker behavior
Kenn Kaufman
kenn.kaufman at worldnet.att.net
Wed Mar 15 09:58:51 EST 2006
The reported rediscovery of Ivory-billed Woodpeckers in Arkansas has been
mentioned on ohio-birds many times over the last 11 months, which suggests
that this is an acceptable topic for this forum.
Last month in Ecuador we caught up with a related species, the Powerful
Woodpecker (Campephilus pollens). I'd missed it on previous trips to South
America -- not surprisingly, since it's rather rare. In The Birds of
Ecuador, Vol. 1, Robert Ridgely says that it's "rare to uncommon and perhaps
local." In Vol. 2, he expands on this to say that its habits are "similar
to other Campephilus woodpeckers, though Powerful's home range seems
exceptionally large and as a result the species is encountered only
infrequently." We found a family group in forest on the east slope. The
birds were wary, as one would expect with a large woodpecker, and they were
in dense forest, but we were able to follow them at a respectful distance
for a long time, and Kim even got decent photos with her small digital
camera.
The encounter got me to thinking about our North American species of
Campephilus, and I went back and reread Roger Tory Peterson's account of
seeing the Ivory-bill in 1942. (This was in RTP's wonderful book, Birds Over
America, published in 1948.) He had sought the bird in South Carolina on
the basis of rumors there in the 1930s, but finally he went to the Singer
Tract in Louisiana, the last place where there were still known to be any
living Ivory-bills (two adult females had been seen there a few months
earlier). The Singer Tract was big, 80,000 acres, and there were no
stakeouts such as roost sites, so Peterson and his companions knew it
wouldn't be easy. It wasn't: it took them a whole day and a half to find
the birds. Once they found them, though, they were able to follow them for
almost an hour.
Now, about these freakishly elusive, supernaturally un-photographable birds
in Arkansas... Once you look at the only "proof," the famous four-second
video, and realize that it actually shows a Pileated Woodpecker, you have to
wonder: What's really going on there?
Kenn Kaufman
Rocky Ridge, Ohio
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