Most of the countryside around the Holnicote estate in Somerset has been dry and dusty for most of the summer. But one corner remains conspicuously green.
Here in south-west England, an animal that was made extinct in Britain in the 16th century, mostly because of hunting, is making a comeback. Reintroduced just six years ago, beavers have helped turn a small watercourse on the estate into a wet meadow – a true oasis amid the parched landscape.