establish flock contact
Curtis A Marantz
19 Oct 2000
- ZF-2, ca. 30 km. W BR-174, trail to second (LBA) tower
- -2.5944444 -60.2091667
- Evergreen Forest
- NAGRA 4.2
- Sennheiser MKH 20
- Roche Parabola 74cm/17.7cm (29.1in/7in)
NOTES: Unseen bird was 60 meters away and 35 meters up in canopy of a very tall tree in good terra firme forest at head of trail towards the tower; half moon almost directly overhead; clear, calm, upper 70s.
ML: Subject changed from Sirystes sibilator to S. subcanescens to reflect current taxonomy. -Matt Medler, 9 Dec 2014.