The recent note concerning the predation of a Black-headed Gull Chroicocephalus ridibundus by a Carrion Crow Corvus corone (Brit. Birds 113: 239) brought to mind an incident that I witnessed in Parc Monceau, in central Paris. Around midday on 3rd March 2020, my attention was drawn to the calls and behaviour of a distant pair of Carrion Crows, perched at a height of c. 20 m

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