Bionic penguins take to the water — and the skies
April 24, 2009 | Source: New Scientist Tech
German engineering firm Festo has unveiled mechanical penguins that can paddle through water just like real ones, while larger helium-filled designs can “swim” through the air.
Each penguin carries 3D sonar, used to monitor its surroundings and avoid collisions with walls or other penguins.