Letters

01 May 1959 Comments Letters T H E I N F L U X O F P H A L A R O P E S IN A U T U M N 1957 S I R S , -- I wish to correct two errors which unfortunately appeared in the paper on the above subject by myself and Bernard King (antea, p p . 33-42). In the introduction on page 33 the reco...
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Letters

01 June 1958 Comments Letters S I R S , -- U n d e r the above title (anlea, vol. L, p p . 432-434), R. Hewson has usefully drawn attention to the aerobatics-- familiar in individuals--that are sometimes performed by flocks of Ravens (Corvus corax) and has discussed questions suggeste...
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