Throat-touching by grebes

01 December 1979
Comments Main paper Prinzinger (1974) described and figured an enigmatic 'breast-looking' movement ('das Vor-die-Brust-Schauen') of the Black-necked Grebe Podiceps nigricollis, the function of which he could not determine even though observing it at close range. Shortly a...
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Diving times of grebes

01 January 1968
Comments Main paper During August to October 1966 I made regular observations on the diving of the Pied-billed Grebe Podilymbus podkeps which lived in a well-defined territory on the west side of Chew Valley Lake, Somerset (Ladhams, Prytherch and Simmons 1967). The results p...
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