Although the evidence is still limited, a growing body of research suggests music may have beneficial effects for diseases such as Parkinson’s.
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In a recent paper, Zheng et al. (1) studied the presence and absence of sternal elements within the pectoral girdle of three paravian theropods (Anchiornis, Jeholornis, and Sapeornis) from the Jehol Biota of China, which are each known from a number of specimens. Based on the consistent absence of any traces of sternal elements in Anchiornis and Sapeornis, but the frequent perseveration of soft tissues (e.g., feathers) in the sediments of the Jehol Biota, the authors conclude that sternal elements were completely absent in these taxa, even as chondral elements. Because of the lack of ossified sternal elements, Zheng et al. conclude the …
↵1Email: christian.foth{at}gmx.net.
Sternal elements in basal paravian dinosaurs
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