Ecology and evolution.  The risk of extinction--what you don't know will hurt you.
Gittleman
J L
JL
Department of Biology,University of Virginia,Charlottesville,Virginia 22903, USA. JLGittleman@virginia.edu
Gompper
M E
ME
D000818:Animals; D001188:Artiodactyla; D001522:Behavior, Animal; D005075:Biological Evolution; D002335:Carnivora; D003247:Conservation of Natural Resources; D003463:Cues; D003670:Deer; D017753:Ecosystem; D011235:Predatory Behavior; D001503:Ursidae; D019596:Wolves