A & C Black Publishers Ltd · HarperCollins
| title | ISBN-13 | year of publica- tion | other author(s) |
|---|---|---|---|
| Between the Wingtips: The Secret Life of Birds | 978-0-06-113685-6 | 2006 | Magnus Ullman |
| between the wingtips: The Secret Life of Birds | 978-0-06-113686-3 | 1975 | " |
| Kingdom of the Eagle | 978-1-4081-0704-1 | 2008 | |
| Life on the Wing: Remarkable Birds and Their Extraordinary Lives | 978-0-00-724047-0 | 2006 | Magnus Ullman |
| Penguins | 978-0-06-119858-8 | 2007 | Susanne Akesson |
| Penguins: The Secret Lives of the World's Most Intriguing Birds | 978-0-00-724744-8 | 2007 | |