Fifty years ago

01 June 1980 Comments Other 'ROOKS COLLECTING RUBBER OBJECTS. The Rooks (Corvus f. frugilegus) of Wanstead Park have a strange custom which may not have been brought before the notice of readers of British Birds. For more than twenty years they have been in the habit of collectin...
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Fifty years ago

01 January 1980 Comments Other 'ON THE BREEDING-HABITS OF THE MANX SHEARWATER, WITH SPECIAL REFERENCE TO ITS INCUBATION- AND FLEDGING-PERIODS. By R. M. Lockley. It was with the main object ofdiscovering the incubation- and fledging-periods that I marked a number of nests of the Manx...
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