Saiga horn (IMAGE) University of Queensland Caption Traditional Chinese medicine utilises a variety of ingredients derived from plants, animals and fungi. Some of these come from threatened species, like these horns of critically endangered saiga antelope. Credit E. J. Milner-Gulland Usage Restrictions To be only used with this story. Must be credited. License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.