In search of the elusive brown bear
Some of Europe's key animals have made a comeback over the last 50 years, a report suggests.
Conservationists say that species such as bears, wolves, lynx, eagles and vultures have increased in numbers.
They believe that protection, curbs on hunting and people moving away from rural areas and into cities have helped Europe's wildlife to recover.
Here, Frans Schepers and Davor Krmpotic from Rewilding Europe explain why bears are doing well in Croatia.
- From the section Science & Environment