During four surveys in the western Pacific from 2013 to 2018 ... according to the study. The animal’s skin was “glass-like” and “calcareous,” or hard and chalky, researchers said. This delicate ...

During four surveys in the western Pacific from 2013 to 2018 ... according to the study. The animal’s skin was “glass-like” and “calcareous,” or hard and chalky, researchers said.