If you lived in the sea, would you dive to the depths of cold, murky water or fly high above warm coastal waves? With animals grouped according to opposite traits and shared characteristics, this rhyming adventure inspires readers to imagine what it would be like to live in the sea. From a grazing dugong rooting about to an elephant seal with an inflatable snout, children will learn about a wide variety of beloved and obscure sea creatures that live in our world's oceans and seas. Curious minds can delve deeper into the extensive back matter.

The Who Would You Be? series invites readers to embark on rhyming adventures throughout different habitats around the world, while imagining what it might be like to live in those places as different types of creatures. Sparking joy and curiosity for ecosystems and the species who inhabit them, readers will discover that all creatures play important roles in their ecosystems, regardless of their size, shape, appearance, or lifestyle.