Young emperor penguins test their swimming skills in winter waters | Science News
Young emperor penguins (moving dots) head north to warmer waters beyond the sea ice (moving squiggle), where they hone their survival skills. They then return to within the ice line and brave their first winter swim in ice-covered waters.
Read more: https://www.sciencenews.org/ar....ticle/young-emperor-
Video: Sara Labrousse, WHOI