Will Decreasing Rainfalls Destroy Hawaii's Waterfall-Climbing Fish?
The fish, called O'opu, have developed the ingenious ability to climb hundreds of feet up the side of waterfalls in order to breed.
Alison Nugent is a student of atmospheric science at the University of Hawaii.
The fish, called O'opu, have developed the ingenious ability to climb hundreds of feet up the side of waterfalls in order to breed.