作者单位:
National Marine Mammal Laboratory, Alaska Fisheries Science Center, National Marine Fisheries Service, 7600 Sand Point Way, N.E., Seattle, Washington 98115, U.S.A
[1]
Department of Evolution and Ecology, University of California, Davis, California 95616, U.S.A
[2]
Department of Veterinary Science, Gluck Equine Research Center, University of Kentucky, Lexington, Kentucky 40546–0099, U.S.A.
[3]
发布时间
2013-11-20