HOLLAND, G. (2008) – Zootier Lexikon https://www.zootier-lexikon.org/bibliographie/h-1699975706/holland-g-2008
0888394606, ISBN-10: 0888394608 Verlagstext: Recognised avicultural experts world-wide have
0888394606, ISBN-10: 0888394608 Verlagstext: Recognised avicultural experts world-wide have
Young males tended to have smaller home ranges (151± 45 km2) than adult males and
from the genera Cavia and Galea (Cavia magna Ximenez, 1980 and Galea sp. nov.) have
peat accumulation and perennially saturated soils, extremely rich and iron fens have
out endoscopy (for gender identification) some few weeks later, the birds which have
European zoos have very specialized diet plans, based on natural diet.
co-operative programme between several zoological institutions all over the world have
Since then, both populations have recovered, and the population estimates currently
Additionally the aversive conditions that cause anxiety have to be determined and
In the lower part of the Danube longer spawning runs of diadromous species have been