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...
Read More

Letters

01 March 1933
Comments Letters S I R S , -- I am making an investigation into t h e extent t o which butterflies in t h e perfect or imaginal state are preyed upon in t h e British Isles by birds, and should be grateful for any first-hand observations, giving, where possible, t h e spe...
Read More

Stay at the forefront of British birding by taking out a subscription to British Birds.

Subscribe Now