Natural and Unnatural Selection in a Wild GoosePapers in Ornithology
Date of this Version12-1-1973
Blue goose and snow goose color phases enable the species to reproduce efficiently in the harsh Canadian climate. But hunters, more eager than sporting, are upsetting this finely tuned pattern of survival.
Citation InformationPaul A. Johnsgard. "Natural and Unnatural Selection in a Wild Goose" (1973)
Available at: http://works.bepress.com/paul_johnsgard/167/