Additional Resources

Books

Songbird Journeys - Four Seasons in the Lives of Migratory Birds
By Miyoko Chu, Walker & Company

Web sites

National Geographic--Birds reset compass at sunset

Old Bird--A nonprofit corporation dedicated to facilitating acoustic monitoring of the night flight calls of migrating birds. The web site includes information about how to set up your own station to record vocalizations of migrating birds.

Smithsonian Migratory Bird Center

USGS--Northern Prairie Wildlife Research Center

USGS--Patterns of Migration

Spring and fall migration timetable

eBird

British Trust for Ornithology--Migration Atlas

Canadian Migration Monitoring Network

South America's austral migratory birds

Operation Migration--crane migration

The "ICARUS" Initiative--Tracking global songbird migration from space.

The University of Southern Mississippi Migratory Bird Research Group

The Nature Conservancy's Migratory Bird Program

Global warming

Climate changes may have an effect on bird migration patterns. Articles on this topic:

Marra, P. P., C. M. Francis, R. S. Mulvihill, and F. R. Moore. 2005. The influence of climate on the timing and rate of spring bird migration. Oecologia 142(2): 307-315.

Murphy-Klassen, H.M., T.J. Underwood, S.G. Sealy, and A.A. Czyrnyj. 2005. Long-term trends in spring arrival dates of migrant birds at a delta marsh, Manitoba, in relation to climate change. Auk 122(4): 1130-1148.

Butler, C. J. 2003. The disproportionate effect of global warming on the arrival dates of short-distance migratory birds in North America. (PDF) Ibis 145(3): 484-495.