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Every day is a new challenge for Dr. Michelle Oakley, the only all-species vet for hundreds of miles in the Yukon. Whether wrestling bison, performing surgery on a bear or braving frozen landscapes to return a lynx to the wild, Dr. Oakley does whatever it takes to keep the animals safe and healthy.。鯊魚攻擊船隻的火爆影片比比皆是。海洋生物學家邁克爾·海特斯博士（Dr. Mike Heithaus）和博士生薩拉·卡薩雷托（Sara Casareto）調查事件背後的真相。 旁述：Dan Nachtrab。