Incoming Resources
- The bird, a natural history of who birds are, where they came from, and how they live, Colin Tudge
- The Wall of birds, one planet, 243 families, 375 million years : an artistic journey, Jane Kim ; with Thayer Walker ; foreword by John W. Fitzpatrick
- Beaks, bones, and bird songs, how the struggle for survival has shaped birds and their behavior, Roger J. Lederer
- How birds evolve, what science reveals about their origin, lives, and diversity, Douglas J. Futuyma