Birds at night.
Edición de la obra Birds at night
| Autor | Roma Gans |
|---|---|
| Editorial | T.Y. Crowell Co. |
| Fecha de publicación | 1968 |
| Lugar | New York |
| Idioma | inglés |
| Páginas | 33 |
| LCCN | 68011062 |
| Serie | Let's-read-and-find-out science books |
| Número de Cutter | G199b |
Describes eyes, feet, and feathers in their roles as protective features for sleeping birds.