在天坑底部，探险队员还发现了五六具飞猫的骨骸，如此集中出现在一地，令人感到疑惑不解。天坑，既是飞猫栖息的乐园，抑或也是它们的墓地？[视觉中国 向航 摄]
Team members found another five or six remains of flying squirrels at the bottom of the cave. They did not understand why the species loved to frequent the spot, or whether this place was a haven or graveyard. [Photo/VCG]