. >>> every year in in bosnia- herzegovina's hutovo blato park, birds are killed by hunters. the bird is a nesting and resting site -- the park is a nesting and resting site. the people of with automatic weapons ignore the rules of sportsmanship and the rights of endangered species. >> hutovo blato lies near the croatian border. the bird's breast care as they head south along the adriatic coast. many belong to protected species. it is early sunday morning, and this german conservationist knows what is about to happen as the fog lifts. just like every weekend, many of the birds will be shot by poachers who take aim at anything that flies by, endangered or not. >> just about all the birds that breed in central europe come through here. this is a water bird conservation area. there are up to 50,000 birds here at any one time. a hunting ban is in effect. this is a protected nature park, on the list of the world's important bird areas, and is the main bridge stop for birds along the adriatic. -- the main resting stop for birds along the adriatic. >> svitava lake is the largest lak