参考文献・ウェブサイト MacDonald, D. W. and Sillero-Zibiri, C. (eds.) 2010. Biology and Conservation of Wild Canids. Oxford University Press. London, UK. Collins, P. W., Latta, B. C. and Roemer, G. 2009. Does the Order of Invasive Species Removal Matter? The Case of the Eagle and the Pig. PLoS One 4(9), 1-6. Courchamp, F., Woodroffe, R. and Roemer, G. 2003. Removing Protected Populations to Save Endangered Species. Science 302, 1532. Channel Islands National Park Trouble in Paradise: California's Island Fox (Smithsonian Zoogoer) Friends of the Island Fox
参考文献・ウェブサイト MacDonald, D. W. and Sillero-Zibiri, C. (eds.) 2010. Biology and Conservation of Wild Canids. Oxford University Press. London, UK. Collins, P. W., Latta, B. C. and Roemer, G. 2009. Does the Order of Invasive Species Removal Matter? The Case of the Eagle and the Pig. PLos One 4(9), 1-6. Channel Islands National Park Trouble in Paradise: California's Island Fox (Smithsonian Zoogoer)