The wingbeat of the Anna's is slower than most, which is logical, since they're one of the largest hummers normally north of Mexico. This one measures only 45 BPS!
Douglas Von Gausig (recordist; copyright holder), Naturesongs.com
This work is licensed under a Creative Commons Attribution-Noncommercial-Share Alike 3.0 Unported License.
Help us improve the site by taking our survey.