http://www.club300.de/articles/010_neozoa/Bauer_Woog_2008_Neozoen_in_Deutschland.pdf
Dal riassunto:
- Codice: Seleziona tutto
Quite a range of introduced species have reached the status of formal establishment (category C) having bred in Germany for at least 25 years and over at least three generations (C1), e.g. Canada Goose, Ruddy Shelduck, Mandarin Duck, Ring-necked Pheasant, Feral Pigeon, and Ring-necked Parakeet; in two more species the criteria for establishment will soon be fulfilled, e.g. Alexandrine Parakeet and Yellow-headed Amazon
Tutti in Germania a tickare questi ultimi due pappagalli?