Article posted Wednesday, May 6, 2015 3:34pm

A remarkable Hawaiian fish is able to climb waterfalls up to 300 feet high — against the current. Called the Nopili Rock-Climbing Goby (Sicyopterus stimpsoni), the fish (up to seven inches in length), uses its mouth and an ancillary sucker to inch its way upward over rock underlying the falls. One scientist said this is “…equivalent to running a marathon vertically against rushing water.” The Goby feeds by scraping algae off the rock using its jaw in a feeding movement that is similar to using its mouth as a sucker. (PLOS One, Jan. 4, 2013; National;