Mark Oshea

Snakes of the World: A Guide to Every Family - Mark O'shea

The Book of Snakes: A Life-Size Guide to Six Hundred Species from Around the World - Mark O'shea

Frogs of the World: A Guide to Every Family - Mark O'shea

The Book of Frogs: A Life-Size Guide to Six Hundred Species from Around the World, Second Edition - Mark O'shea

Lizards of the World: A Guide to Every Family - Mark O'shea