"Oogenesis"

Gametogenesis

Histology illustrations depicting the stages of oogenesis and spermatogenesis in adult ovaries and testes. These two cross-sectional illustrations were created for E.O. Wilson's Life on Earth.

"Spermatogenesis"

In "E.O. Wilson's Life on Earth," these images are interactive. If you're interested, you can download the book for free from the iBooks store.

Illustrations - Geoffrey L Cheung

Media - Adobe Photoshop, Adobe Illustrator

Agency - Digizyme Inc., E.O. Wilson Foundation, Apple Inc.