what type of crustaceans do penguins eat
Food Preferences And Resources. 1  Penguins eat krill (a shrimp-like crustacean in the Family Euphausiidae), squids, and fishes. 2  The smaller penguin species of the Antarctic and the subantarctic primarily feed on krill and squids. 3  AdÃ©lie penguins feed primarily on small krill, while chinstraps forage for large krill.