Wildvögel gestikulieren „Dir nach“, um ihrem Partner zu drängen, zuerst zu gehen
https://www.scientificamerican.com/article/wild-birds-gesture-after-you-to-insist-their-mate-go-first/?utm_source=facebook&utm_medium=social&utm_campaign=socialflow&fbclid=IwAR285q2Ih-LISPmx6eGyqHvtfCGmaa6zYhB6-daxWlmSLJBSSuY39Bo0US8_aem_AXtHOZGFFE1uQvGMuMorBWLriffoZDDbrYWGGE5cxqKjQj9m4m-pF4rOSEdGp2MWEawJf9P3PjZEo–cc9BIUlKJ