Nipponosaurus Thighbone (image) Hokkaido University Share Print E-Mail Caption This is a cross section of a thighbone of Nipponosaurus (A) with an enlarged photo of the rectangular area (B). The latter shows the changing directions of the vascular canals. Credit Takasaki R., et al., Historical Biology, May 5, 2017 Usage Restrictions This image is copyrighted and can be used for reporting this press release if properly credited. Share Print E-Mail 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.