This document discusses many different types of animals that live in the sea. It describes sea turtles that breathe air and lay eggs on land. It also mentions penguins that have feathers but also lay eggs and breathe air. The document then discusses different types of fish like clownfish, lionfish, manta rays and eels. It provides information on various shellfish, crustaceans, and marine mammals like whales, dolphins and seals that live in the ocean.