pine

Their plans include bringing in large herbivores including ponies, hardy cattle and eventually even bison to graze the land naturally, and there are hopes pine martens, beavers and golden eagles could recolonise the landscape.

Environmentalists warn that development projects threaten the region's unique mix of dunes, pine forests, gnarled cork trees and an endless patchwork of rice fields.

It includes familiar names like oak, birch, and alder, alongside less common species such as coast redwood and Corsican pine, which it is hoped will lead to a more resilient woodland.

As well as working with police, Henry also helps conservationists with "ecological monitoring", including for pine martens, hedgehogs, otters and water voles.

South, where a glut of pine trees has depressed log prices but made the region the most profitable place in North America to make lumber.