User:AmelieFr/sandbox
American cliff swallows nest in colonies ranging from a few breeding pairs to thousands of birds, depending on the area and year. The number of breeding pairs in an area generally increases with temperature, though larger colonies are more likely to suffer from parasites and intraspecific competition [1]
 | This is a user sandbox of AmelieFr. You can use it for testing or practicing edits. This is not the sandbox where you should draft your assigned article for a dashboard.wikiedu.org course. To find the right sandbox for your assignment, visit your Dashboard course page and follow the Sandbox Draft link for your assigned article in the My Articles section. |
- ^ Brown, Charles R.; Brown, Mary Bomberger; Roche, Erin A. (2013-11-01). "Spatial and temporal unpredictability of colony size in Cliff Swallows across 30 years". Ecological Monographs. 83 (4): 511–530. doi:10.1890/12-2001.1. ISSN 1557-7015.