| novel rumen bacterial diversity in two geographically separated sub-species of reindeer. | svalbard reindeer (rangifer tarandus platyrhynchus) live under austere nutritional conditions on the high-arctic archipelago of svalbard, while semi-domesticated norwegian reindeer (r. tarandus tarandus) migrate between lush coastal summer pastures and inland winter pastures with lichens on mainland norway. svalbard reindeer are known to have high rumen concentrations of cellulolytic bacteria, ranging from 15% of the viable population in summer to 35% in winter, compared to only 2.5% in norwegia ... | 2007 | 17473904 |