大角羊 Bighorn Mountain Sheep 数目下降

北温麦克酿酒

大角羊 Bighorn Mountain Sheep 数目下降

Is the decline of desert bighorn sheep from infectious disease the result of low MHC variation?

http://www.bcadventure.com/adven ... animals/bighorn.htm

http://www.nature.com/hdy/journal/v86/n4/full/6888530a.html

http://www.care2.com/greenliving ... in-new-mexico.html#

http://www.denverpost.com/news/ci_15148614