| title | ISBN-13 | year of publication |
|---|---|---|
| Bay of Fundy: A Natural Portrait | 978-1-55263-856-9 | 2007 |
| Grassland and Desert Birds of North America: A Guide to Observing, Understanding and Conservation | 978-1-55470-139-1 | 2010 |
| Sea and Coastal Birds of North America: A Guide to Observing, Understanding, and Conservation | 978-1-55470-045-5 | 2008 |
| Wetland Birds of North America: A Guide to Observation, Understanding and Conservation | 978-1-55263-722-7 | 2006 |