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.

(A) that is unlike any other known insect in its spending

(B) that is unlike any insect known as it spends

(C) that, unlike any other known insect, spends

(D) unlike any insect known because it spends

(E) unlike any other insect that is known, spending