As a female goldfinch (Carduelis carduelis) constructs a nest, a male accompanies her, although he doesn't contribute to the build. When the female is roosting, she remains on the nest whilst the male ...

Like most British birdwatchers she's noticed a big reduction in the range of birds in her garden. "We still get lots and lots of common birds", says Anne, "but the numbers of some of the more ...