Hybrid between a House Sparrow (Passer domesticus) and a Eurasian Tree Sparrow (Passer montanus) to give Passer domesticus x montanus, with marking characteristics between the two, Dumfries & Galloway, Scotland: Image 7 of 8 of the same bird
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Hybrid between a House Sparrow (Passer domesticus) and a Eurasian Tree Sparrow (Passer montanus) to give Passer domesticus x montanus, with marking characteristics between the two, Dumfries & Galloway, Scotland: Image 7 of 8 of the same bird
Considered to be a hybrid by the British Trust for Ornithology (BTO)