reporter: gergana's dream is to open a small hotel.nd bulgarian yogurt will definitely be on the breakfast menu. host: and now from yogurt to milk. or rather, to indian camel milk. this week in global ideas, we visit the raika, who rely on camels to make a living. but thatat's becoming inincreasy challelenging. our reporter cornelia borrmann travelled to the pali district of the state of rajastan to find out more. she spent several days with camel herders, befriended their animals, and decided along the way that their milk is pretty tasty, too. reporter: the raika people have been herding camels here in rajasthan for centuries. raika tradition holds that lord shiva created their caste specifically so they could look after camels. but times have changed. their traditional way of life is now under threat. mechanized farming has long been able to do much of the work that camels once did, so their market value has dropped sharply. the last 30 years have seen the camel population in rajasthan shrink dramatically. bhanwarlal raika says his f