Kolkrabe (Corvus corax) gegen Schmarotzer-Raubmöwen (Stercorarius parasiticus)

• Main Author: Konrad
• Format: Text
• Language: German
• Published: 1990
• Subjects: Stercorarius parasiticus
• Online Access: http://nbn-resolving.org/urn:nbn:de:hebis:30:4-207588; http://nbn-resolving.de/urn:nbn:de:hebis:30:4-207588

Volker Konrad