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Image 2

Image   •   Sep 07, 2016 17:59 BST

Top left: body outline of Acanthostega with the humeri represented in red. Bottom left: 3D model of a humerus of Acanthostega, generated from a synchrotron scan, indicating the position of the high-resolution model shown on the right. Right: 3D transverse section model through the outer layer of the bone showing blood vessel cavities (in pink) that provide clues about the metabolism.
License Creative Commons Attribution, no derivatives (?)
Photographer / Source Sophie Sanchez
Size 5.59 MB
Format .jpg
Image dimensions 4355 x 3000 pixels