last observed in 1984 on Guam
island forest undergrowth midair insectivore endemic to Guam
disappeared after introduction of brown tree snake from New Guinea during World War II
References:
National Zoo. 2000. http://web2.si.edu/organiza/museums/zoo/zooview/exhibits/birdhs/ruffan.htm
Savidge, J.A. 1986. The role of disease and predation in the decline of Guams avifauna. Ph.D. Thesis. University of Illinois, Urbana-Champaign. 79 pp.
Savidge, J.A. 1987. Extinction of an island forest avifauna by an introduced snake. Ecology 68: 660-668.
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