イエローストーンの熊さん

Bear acted defensively in attacking hikers, Yellowstone officials say
By The CNN Wire Staff
July 7, 2011 -- Updated 2301 GMT (0701 HKT)
http://edition.cnn.com/2011/US/07/07/wyoming.grizzly.attack/index.html?eref=mrss_igoogle_cnn

we see no reason to take action against the bear.

というのと、

....and to avail themselves of the safety information available to them,

というのが印象的でした。