Kata Kunci Pencarian:
- Ernst Schüz
- Pfeilstorch
- List of ornithologists
- Hadada ibis
- Rossitten Bird Observatory
- Erwin Stresemann
- White stork
- Timeline of ornithology
- Johannes Thienemann
- Vow of allegiance of the Professors of the German Universities and High-Schools to Adolf Hitler and the National Socialistic State
