for Plato the Platypus Plumber (Part-Time) by Hazel Edwards and John Petropoulos
Young Adult Fiction. Illustrated by John Petropoulos. Plato, an eco-warrior, and part-time plumber fixes watery problems like leaking taps, but he also fixes grumpy people with jokes or a smile spray. His tool kit is legendary. Despite ferals along the creek bank, Plato is on call to help Zanzibar and his family who are renovating their old creekside house.
Publisher description retrieved from Google Books.