Brown Creeper Certhia americana
Flight call description A high, soft "tsf".
Fig.1. New York June 1987 (WRE).
Perched bird with Red-eyed Vireo singing in the background.
Examples
Diurnal calling sequences:
1. New York June 1987 (WRE). Very weak flight calls and "seee" amidst song of Red-eyed Vireo and calls of Great Crested Flycatcher. Also a Brown Creeper "seee" note in the cut.
2. New Jersey November 8, 2001 (MO). Foraging bird creeping around a tree.
Similar species Shorter and softer than chickadees or Golden-crowned Kinglet. Shorter and weaker than similar warbler calls.
Behavior Nocturnal migrant. Calls regularly in short diurnal flights. Not known to give flight call at night.