Purple martin
（重定向自Progne subis）
![](/Images/godic/202502/04/PurpleMartin_cajay1014.jpg")
![](/Images/godic/202502/04/Progne_subis_-Chicago,_USA_-female-81014.jpg")
![Fledglings in Oklahoma, United States](/Images/godic/202502/04/Progne_subis_-fledglings_-Tulsa_-Oklahoma-81014.jpg")
![Adults around gourds and nest boxes in a garden in Tulsa, Oklahoma, United States](/Images/godic/202502/04/-Progne_subis_-Tulsa,_Oklahoma,_USA_-nestboxes-8.ogv1015.jpg")
The purple martin (Progne subis) is the largest North American swallow. These aerial acrobats have speed and agility in flight, and when approaching their housing, will dive from the sky at great speeds with their wings tucked.