Blackbirds are one of the UK’s most common species (imageBROKER/Stefan ... Almost as tiny as the Goldcrest, the Wren is one ...

The Scottish Crossbill is the UK's only endemic bird species ... in preparation for winter. The goldcrest is the smallest British bird and can be identified by the yellow stripe on its head.

Also part of the collection are goldcrest eggs, believed to be the smallest laid by any British bird. Ms Machin, Leeds Museums and Galleries curator of natural sciences, said: "Across the animal ...