To view this video please enable JavaScript, and consider upgrading to a web browser that supports HTML5 video Movie 1. Recording of the melting of the axial skeleton ghost under heat treatment of 1 h at 80°C in osmosed water. The video shows the progressive melting of the annular part of the axial skeleton ghost while the medullar part does not melt. An alternative and effective method for extracting skeletal organic matrix adapted to the red coral Corallium rubrum Philippe Ganot, Guillaume Loentgen, Frédéric Marin, Laurent Plasseraud, Denis Allemand, and Sylvie Tambutté Biology Open 2022. 11:None-None; doi: 10.1242/bio.059536 Download Original Video