Hanoi, April 11 -- Da Nang (VNA) - More than just a "kingdom of caves," Phong Nha - Ke Bang National Park in the former Quang Binh province (now Quang Tri province) is emerging as one of Southeast Asia's most significant biological treasure troves, where new forms of life continue to be discovered and documented.

Stretching across central Vietnam, the Truong Son mountain range hosts an ecosystem in which biodiversity is not only preserved but also still unfolding. Each layer of forest, cave system and stalactite formation carries traces of Earth's long evolutionary history, with new species regularly added to scientific records.

A living "open" ecosystem

Unlike ecosystems where species inventories are largely complete, Phong Nha-Ke Ban...