from dead birds. The Birds of the 'London Area since ipoo (1957, p . 133) mentions several observations of Mallard {Anas platyrhynchos) seizing and drowning House Sparrows {Passer domesticus) and on at least two occasions the victims were swallowed {Royal Parks Report 1929: 4). More recently, there has been a record of mine (Brit. Birds, 51: 425) of a female Tufted Duck (Aythyafuligula) swallowing ...

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