Just One Oak: What a Single Tree Can Be

Explore an oak tree, from its leafy crown to its roots underground, and learn all the amazing ways it supports the animals, plants, and habitat where it lives in this surprising and enlightening nonfiction picture book companion to the award-winning Fungi Grow.

An oak tree is so much more than meets the eye. From tiny fungi to mighty mammals, this amazing tree contains a whole world.

For insects and birds, the oak's leaves, branches, and bark are a home. For bears and squirrels, the thousands of acorns the oak produces are a nutritious superfood. Owls, deer, foxes, and many more creatures are drawn to the rich and healthy environment an oak creates. Because of a single oak tree, its many neighbors flourish.

Author: Maria Gianferrari
Publisher: Beach Lane Books
Published: 04/07/2026
Pages: 48
Binding Type: Hardcover
Weight: 1.95lbs
Size: 12.20h x 9.80w x 0.60d
ISBN: 9781665961042
Audience: Ages 4-8


Review Citation(s):
School Library Journal 03/20/2026 pg. 1
Kirkus Reviews 02/01/2026
Publishers Weekly 02/09/2026
Horn Book Magazine 03/01/2026 pg. 80
Bulletin of Ctr for Child Bks 04/01/2026

About the Author
Maria Gianferrari is a picture book reader/writer, tea-drinker, dog-lover, and birdwatcher. Maria writes books that honor our bonds with creatures both domestic and wild and that celebrate the natural world around us, including Fungi Grow and Just One Oak, illustrated by Diana Sudyka; Ice Cycle: Poems about the Life of Ice, illustrated by Jieting Chen; Being a Dog: A Tail of Mindfulness, illustrated by Pete Oswald; Bobcat Prowling, illustrated by Bagram Ibatouilline; and Be a Tree!, illustrated by Felicita Sala. She lives with her family in Massachusetts in a house encircled by trees. To learn more about Maria, visit her website: MariaGianferrari.com.

Diana Sudyka is a Chicago-based illustrator. Early on, she created screen-printed gig posters for musicians but currently her illustration work focuses on young adult, middle grade, and children's books. She has illustrated several volumes of the award-winning book series The Mysterious Benedict Society by Trenton Lee Stewart and Circus Mirandus by Cassie Beasley, as well as the picture books Would You Come Too? by Liz Garton Scanlon, Sometimes Rain by Meg Fleming, What Miss Mitchell Saw by Hayley Barrett, How to Find a Bird by Jennifer Ward, and Fungi Grow and Just One Oak by Maria Gianferrari. Visit her at DianaSudyka.com.