Biblio |
On the respiratory organs and air-bladder of certain fishes of the Ganges |
Erich Willems |
Biblio |
Bulletin of the British Ornithologists' Club. |
Erich Willems |
Biblio |
Checklist of CITES Species: a reference to the appendices to the Convention on International Trade in Endangered Species of Wild Fauna and Flora |
Erich Willems |
Mitteilung |
MOc: 21.05.10 |
Erich Willems |
Mitteilung |
MOc: 01.08.11 |
Erich Willems |
Buchseite |
MOc: 19.05.12 |
Erich Willems |
Mitteilung |
MOc: 19.09.10 |
Erich Willems |
Biblio |
FIRST DOCUMENTED RECORD OF ANDEAN PARAKEET BOLBORHYNCHUS ORBYGNESIUSIN ARGENTINA, ROOSTING COMMUNALLY IN A STICK NEST |
Erich Willems |
Biblio |
Last glacial maximum in China: comparison between land and sea |
Erich Willems |
Mitteilung |
MOc: 21.11.10 |
Erich Willems |
Biblio |
Ethologische und morphologische Untersuchungen zur Fortpflanzung von Heterandria formosa; Zusammenfassung |
Erich Willems |
Biblio |
Correlation between auditory sensitivity and vocalization in anabantoid fishes |
Erich Willems |
Biblio |
Evolution of mouthbrooding and life-history correlates in the fighting fish genus betts |
Erich Willems |
Mitteilung |
MOc: 02.04.11 |
Erich Willems |
Buchseite |
MOc: 17.12.12 |
Erich Willems |
Biblio |
Channa pardalis , a new species of snakehead (Teleostei: Channidae) from Meghalaya, northeastern India |
Erich Willems |
Biblio |
Bulletin of the British Ornithologists' Club. |
Erich Willems |
Buchseite |
Lernen zur Kooperationsverbesserung |
Erich Willems |
Biblio |
Multiple paternity and population genetic structure in natural populations of the poeciliid fish, Heterandria formosa |
Erich Willems |
Tierbestand |
Macropodus opercularis "Taiwan"(id4015) |
Felix |
Tierbestand |
M. opercularis "Nanking"(id3986) |
RoKu |
Mitteilung |
MOc: 11.09.10 |
Erich Willems |
Mitteilung |
MOc: 24.08.10 |
Erich Willems |
Biblio |
Was lebt in Tümpel Bach und Weiher? Pflanzen und Tiere unserer Gewässer |
Erich Willems |
Mitteilung |
MOc: 08.05.10 |
Erich Willems |