Human development has driven pandas into isolated, fragmented mountain regions, restricting their access to bamboo.

人类的发展将大熊猫驱赶到孤立的、碎片化的山区，限制了它们获取竹子的机会。

An estimated 3000 Native tribes-people still exist in this dense isolated region.

估计有 3000 名土著部落人仍然存在于这个密集的偏远地区。

Thick with jungle, this is one of the most isolated regions not only in South America, but in the entire world.

这里丛林茂密，是南美洲乃至全世界最孤立的地区之一。