For the first time in 100 years, California condors flying over Yurok land, thanks to an intensive reintroduction programme.

In the Highlands of Scotland, a series of last-ditch efforts are being used to try to save the critically endangered capercaillie. Will it be enough to save this magnificent bird?

Fourteen years after the BP Deepwater Horizon disaster, would we fare any better at cleaning up another huge oil spill?

Wind turbines can pose a deadly risk to migrating birds, but there are ways to dramatically reduce crashes.

Helped by a bold rewilding project, storks are migrating between Britain and North Africa again for the first time in 600 years. How can we make their journey safer?

Storms, an eagle attack, emergency landings, and a unique bond: how scientists led a flight of endangered ibises on a 2,300km journey to their new winter sanctuary.

After almost disappearing, a large bird with a feathery swagger has bounced back in the US – and numbers are rising fast in some states.

Some species of migrating birds are increasingly attracted to life in the big city – but these unnatural environments can be deadly.