题目选项分析

On a glacier in the High Himalayas, a Japanese zoologist has found a species of midge that, unlike any other known insect, spends its entire life cycle in the snow and ice of a glacier.

On a glacier in the High Himalayas, a Japanese zoologist has found a species of midge that is unlike any other known insect in its spending its entire life cycle in the snow and ice of a glacier.