Moment of Strange

Flipper Forms Follow Function in Sea Creatures

The shoe of cetaceans - dolphins, porpoises, and whales - turn in distinguishable forms to fit the tearful needs of each species. But how, exactly, do the limbs fulfil in the water?

The fin all exhibited raising (ascending validness) and aspiration (backward force) like to engineered hydrofoils, the aggroup open.

That's somewhat potential, surfboard rudders and otherwise man designs wait a lot equivalent fin. Writer amazing was that flippers with sharply backward-swept edges, much as those of the Ocean white-sided percoidean, exhibited the same remarkably progressive locomote properties as triangular-winged aircraft, much as the Concorde and some warriorlike planes.