Tucked amid the cliffs of northern Vietnam, a “slender” creature scampered along the rocky surface several feet off the ground. Passing scientists noticed the creature — and discovered a new species.

Scientists found a mountain creature with a “triangular” head in a shrub and discovered a new species, a study said. Photo from Zhong-Bin Yu via Wu, Yu, Yang, Duan, Zuo, Zhang, Kilunda, Murphy and Che ...

Scientists found a nocturnal creature with a “triangular” head in cave of Thailand and discovered a new species, a study said. Photos from Ampai, Rujirawan, Yodthong, Termprayoon, Stuart and Aowphol ...