This discovery marks the first recorded species of land gastropods in Vietnam. The research results on the new species have been ... In 2009, it was explored and confirmed by the British Cave Research ...

This discovery marks the first recorded species of land gastropods in Vietnam. The research results on the new species have been ... In 2009, it was explored and confirmed by the British Cave Research ...

Remember to dress warmly; it gets chilly down there. Hang Son Doong, in Vietnam, is now recognised as the largest cave in the world, but when local farmer Ho Khanh stumbled on the entrance in 1991 ...