Sara Levine is the author of The Animals Would Not Sleep! , and Flower Talk: How Plants Use Colors to Communicate , How to Say Hello , and Poop for Breakfast , among many picture books. She is the recipient of several awards and accolades, including the Utah Beehive Book Award, Cook Prize finalist, Monarch Award Master list, and Bank Street College Best Children's Book of the Year. Diana Mayo has illustrated many fiction and nonfiction picture books, for publishers in both the US and UK. Her work includes Molly on the Moon by Mary Robinette Kowal (Roaring Brook Press), Snow Ghost by Tony Mitton (Bloomsbury Children's Books), and Yawning Yoga by Laurie Jordan (Little Pickle Press). She works physically and digitally with paint, collage, colored pencils, and pastels. Her lively Instagram account (@dianamayoillo) has over 10K followers.