Why do parent birds swallow the feces of their nestlings?

✍ Scribed by E. Glück

• Book ID: 105414357
• Publisher: Springer
• Year: 1988
• Tongue: English
• Weight: 308 KB
• Volume: 44
• Category: Article
• ISSN: 1420-682X
• DOI: 10.1007/bf01958943