Group of adelie penguins begin to dive into the sea together to go fishing. They typically gather in large groups on the shore, then all jump in at the same time to reduce their chances of being eaten by an ocean predator.
Dead Adelie Penguin Chick. Only about 20% of the chicks survive, most fall prey to predators such a skuas and leopard seals. The penguin rookeries are littered with the corpses of frozen dead chicks from over the years.