Whale Song (Hardcover) (ISBN-13: 9781536251913)

Nicola Davies is a zoologist and award-winning author whose many books for children include Surprising Sharks, illustrated by James Croft; Extreme Animals: The Toughest Creatures on Earth, illustrated by Neal Layton; and Gaia Warriors, which she coauthored with James Lovelock. She is also the author of several titles illustrated by Emily Sutton, including Tiny Creatures: The World of Microbes; Many: The Diversity of Life on Earth; and Grow: Secrets of Our DNA. She lives in Wales.

Britta Teckentrup is an author and illustrator whose picture books have been published in more than twenty countries and include Where's the Baby?, One Is Not a Pair, and Don't Wake Up the Tiger. She is also the illustrator of The House by the Lake by Thomas Harding, which was long-listed for a Kate Greenaway Medal. She lives in Berlin with her family.