Any chance it might be a yellow rumped warbler? The end isn't exactly
chu chu chu, but it is three-parted and it makes sense for this time
of year and the habitats you describe.
Pieter van Loon
On Apr 29, 2010, at 11:48 AM, Roy Pilcher <[log in to unmask]> wrote:
> I first heard the song at Aitken State Forest on 2010-04-22 and then
> today on 2010-04-29 also at Aitken State Forest but approximately
> half a
> mile separation.
> From the "heft" of the song, it would suggest a warbler size bird.
> The song was intermittent.
> The song seemed "hurried" almost "explosive".
> Bird was up slope when heard on 2010-04-22 in what appeared to be pure
> deciduous woods. Today, 2010-04-29, the song came from a small
> stand of tall
> spruce/fir, [my tree ID is lacking] and high up.
> Song is a trill fallowed by a chu chu chu. Most times there are
> three chu
> chu chu's but occasionally two or four.
> Caution! I may not be hearing the full song as I have lost and am
> the higher frequency sounds.
> If I get some leads I can check with the Cornell site, but
> hopefully there
> will be the opportunity for a some additional ears!
> Thanks in anticipation.
> Roy Pilcher
> The Gables at East Mountain, Rutland, Vermont
> Speaking the same language.