Cinereous Harrier (Circus cinereus), at the Laguna Nimez Reserve in Calafate, Argentina.




Chimango Caracara and Cinereous Harrier in a mid-flight tussle.





Images from 9 Feb 2013; last updated 5 Aug 2025.
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I’ve never come across the Cinereous harrier before, but it seems to closely resemble our UK Marsh harrier, or at least has similar markings. Lovely photographs – a few look as if the bird is almost hovering as it scans the ground below, like a Kestrel.