Patrick Barkham

The rolling idyll of heath and forest, spinney and stream that gave us the Heffalump, the Woozle and, most famously of all, Winnie-the-Pooh, has a new fantastical resident.

As if she hadn’t got enough on her plate already, the high-powered Danish journalist and mother of three Lea Korsgaard decides to track down all Danish butterfly species in a single summer. She knows nothing about butterflies, claims to be unsure about what has sparked her unusual ambition and sets about learning a new language

Migratory swifts loyally return every year to their nests in buildings, according to a study, underlining the importance of providing the endangered

Patrick Barkham The aerial view of Wakelyns matches the experience of visiting it at ground level: in a region dominated by prairie fields

Wakelyns needs £1.2m to save its diverse organic crops and ‘micro’ enterprises including a bakery and honeybee hives

Patrick Barkham and Guardian community team Step aside World Cup heroes, there's a bigger global competition in town.

As this year’s invertebrate of the year competition launches, we join scientists studying last year’s winner

Patrick Barkham The endangered swallowtail butterfly Papilio machaon britannicus , which is only regularly found breeding in Britain on the

The long read: Intensive farming has all but destroyed England’s ancient woodlands and freshwater wetlands. On a farm in Lincolnshire a radical aristocrat hopes to show there’s money in protecting nature

Patrick Barkham In the silent countryside south of Grantham, three vast steel barns rattled in the breeze.