About David Whamond Born in Edmonton, Alberta, David Whamond is the award-winning illustrator of When Nature Calls by Maria Birmingham. He lives in Calgary, Alberta. Books by David Whamond Hungry for Engineering Poems to Gnaw On by (author) Kari Lynn Winters & Lori Sherritt-Fleming illustrated by David Whamond Ages 5 to 8 Grades k to 3 When Nature Calls The Unusual Bathroom Habits of the World's Creatures by (author) Maria Birmingham illustrated by David Whamond Ages 6 to 10 Grades 1 to 5 When Nature Calls The Unusual Bathroom Habits of the World's Creatures by (author) Maria Birmingham illustrated by David Whamond Ages 6 to 10 Grades 1 to 5