Why do Blackcaps now spend winter in Britain instead of migrating to southern Europe? Discover how bird ringing, genetics and garden feeding have revealed one of the most remarkable examples of rapid evolution in a wild bird—and what it tells us about migration and climate change.

Do bug hotels really help wildlife? While they can provide valuable nesting sites for solitary bees, research suggests they benefit far fewer species than many people assume. Discover what the evidence says, why natural habitats support far greater biodiversity, and how birders can create gardens that truly benefit insects and the birds that depend on them.