Could more be done to save Britain’s railway birdlife?

You may not see their nests as you gaze out from your train carriage – but up and down the country our railways are a precious aviary of greenfinches and chaffinches, woodpeckers and sparrowhawks, jays and wrens busily building their nests.

And while those nests are protected, that’s not always easy when trees have to be cut down – something Network Rail says is vital to running a safe and efficient railway. But what more could more be done to save them?