In Depth
Remains of Sinobaatar have been found inside the compsognathid dinosaur Sinosauropteryx proving that mammals like Sinobaatar along with others like Zhangheotherium were preyed upon by these kinds of dinosaur.
Further Reading
Further reading- Sinobaatar gen. nov.: first multituberculate mammal from the Jehol Biota of Liaoning, northeast China. – Chinese Science Bulletin 47(11):933-938. – Y. Hu & Y. Wang – 2002.