This video says about itself:
11 October 2018
What macaroni penguins lack in size, they make up for in sass. Life in the Antarctic doesn’t come easy for these bright yellow-crowned bundles of attitude. In this episode, Bertie joins them in the freezing ocean to swim with the adults in crashing waves. Bertie also witnesses an incredibly rare predatory event that shows how these penguins must use all their boldness to survive.