This video shows a 3D animation of a Chimpanzee os cordis (heart bone) discovered by researchers at University of Nottingham using X-ray Computed Tomography. 

Moittié, S., Baiker, K., Strong, V. et al. Discovery of os cordis in the cardiac skeleton of chimpanzees (Pan troglodytes). Sci Rep 10, 9417 (2020). https://doi.org/10.1038/s41598-020-66345-7