There are two types of Whales they are Baleen Whales and Toothed whales.Baleen Whales feed through Baleen olates in their Mouths.They mostly eat Krill,Plankton,small Octopuses,small Squids and small Fish.Baleen Whales inculde Humpback Whales,Bowhead Whales and the largest Animal on Earth the Blue Whale.Bowhead Whales live in the Arctic.Toothed Whales are Whales who have teeth.They eat fish and squid mostly.Toothed Whales include Sperm Whales,Beluga Whales and Narwhals. Just like the Bowhead Whales Beluga Whales and Narwhals Live in the Arctic.Beluga Whales and Narwhals eat fish.Sperm Whales on the other hand eat small Aero Squid,Giant Squid and Collosal Squid.The Sperm Whale is the largest toothed predator in the world.The loudest Creature on Earth is a full grown bull Sperm Whale.