Evidence for contagious behaviors in budgerigars (Melopsittacus undulatus): An observational study of yawning and stretching

✍ Scribed by Michael L. Miller; Andrew C. Gallup; Andrea R. Vogel; Shannon M. Vicario; Anne B. Clark

• Book ID: 116306394
• Publisher: Elsevier Science
• Year: 2012
• Tongue: French
• Weight: 587 KB
• Volume: 89
• Category: Article
• ISSN: 0376-6357
• DOI: 10.1016/j.beproc.2011.12.012