An environmental group has released rare footage of Sumatran tiger cubs in their natural habitat. They’re urging the government, companies and communities in Indonesia to help protect the tigers' home.<br /><br />The population of Sumatran tigers in the wild is estimated at fewer than 400, with fewer than 200 of the species remaining worldwide in zoos.<br /><br />A World Wildlife Fund, or WWF, report lists the tigers as a critically endangered species that is under relentless pressure from poaching and clearing of their habitat.<br /><br />The video released by the WWF, filmed with a camera placed in a nature reserve, captured images of a male Sumatran tiger and a female Sumatran tiger with her two cubs.<br /><br />[Dr. Erwin Widodo, Deputy Director, WWF Indonesia]: (Indonesian)<br />"The tigers that we have on Sumatra, are the last tigers of Indonesia, and you can imagine if we lose this tiger species, it will be a big loss for the world."<br /><br />The video provides a glimpse of the nearly extinct tigers in their natural habitat.<br /><br />[Dr. Erwin Widodo, Deputy Director, WWF Indonesia]: (Indonesian)<br />"WWF Indonesia is working to save the area that is still possible to be the tigers' habitat, areas where there are good jungles, this is our most important effort."<br /><br />Tigers in the wild number as low as 32-hundred.<br /><br />The WWF says that more must be done to ensure this charismatic species will not be lost forever.