Mikel and Lucia contributed five essays to this New York Times bestseller:

M. Lamothe, J. Rothman, & J. Volvovski, The Where, the Why and the How: 75 Artists Illustrate Wondrous Mysteries of Science. San Francisco: Chronicle Books.

By Mikel Delgado

“Why Do Cats Purr?”

“Why Do Pigeons Bob Their Head as They Walk?”

By Lucia Jacobs

“Do Squirrels Remember Where They Bury Their Nuts?”

“What do Honeybees Say When they Dance?”

“What Does “Chickadee” Mean to a Chickadee?”