In America, researchers have also been accused of disturbing bears 'hibernation just to check whether radio collars were still working; under the tightly-buckled collars, the bears' necks had been rubbed red and raw.
美國也曾經發生研究人員被指責在冬天去騷擾冬眠的熊，目的只是為了檢查無線電頸圈使用的狀況；而在束緊的皮圈下，卻見熊的頸項被摩擦得紅腫而鼓脹。