Tadorna

The juvenile call repertoire in both sexes consists of 7 calls which were put in 4 different categories. In the early stages… Expand

These results are based upon studies carried out in summer and early autumn 1964–67 on the major European moulting area for… Expand

Nach den Brutnachweisen der Brandgans am Niederrhein, im Emsland, in Mecklenburg und bei Tangermünde wurde im Salzgittergebiet… Expand

Regionale und artliche Unterschiede der Rückstände von Quecksilber in Eiern von sieben Brutvogelarten der deutschen Nordseeküste… Expand

Nach der Reiherente (1956) und der Tafelente (1957) hat nun auch die Brandgans den Niederrhein besiedelt. Die Brut war seit… Expand

Owing to the international importance of the Wadden Sea for waders and waterfowl a long-term program to monitor chemical… Expand

Abstract The mixing of ducklings from different broods, in several species of waterfowl, involves care of offspring other than… Expand

Abstract The shelducks ( Tadorna tadorna ) of the Ythan estuary, Aberdeenshire, defended feeding territories on the estuary, but… Expand

Abstract The frequency of aggression increased in late winter, without change in flock density. Dominance was shown in both… Expand

A new species of cestodes, Fimbriarioides tadornae sp. n., is described from Tadorna tadorna from the Lake Tengiz (Central… Expand