Buff-bellied Hummingbird Amazilia yucatanensis
Flight call description A loud, abrupt, smacking "tsk" often repeated in a series of evenly-spaced notes or in a very rapid rattle-like series.
Fig.1. Texas December 17, 2001 (WRE).
Bird in flight.
Fig.2. Texas December 17, 2001 (WRE).
Rattle-like series from bird in flight.
Examples
Diurnal calling sequences:
1. Texas December 17, 2001 (WRE). Rapid "tsk" series from bird in flight with Carolina Wren, Eastern Phoebe, and Eastern Towhee in the background.
2. Texas December 17, 2001 (WRE). Rapid "tsk" series from bird in flight with Tufted Titmouse, Eastern Bluebird, and Eastern Towhee in the background.
3. Texas December 17, 2001 (WRE). Single "tsk" notes, rattle-like "tsk" series, and chase calls from bird in flight. Carolina Wren and Eastern Towhee in the background.
4. Texas December 17, 2001 (WRE). Rapid "tsk" series, single "tsk" calls, and "hweee" calls from perched bird. Hermit Thrush, Carolina Wren, and American Crow in the background.
Similar species Louder and more abrupt than Broad-tailed Hummingbird. See Calliope Hummingbird.
Behavior Dispersal movements presumably take place diurnally. Nocturnal movements unknown. Gives flight call regularly while perched and in flight during the day. Birds in migration flight may be mostly silent.