Tetrapod terrestrialisation: a weight-bearing potential already present in the humerus of the stem-tetrapod fish Eusthenopteron foordi
F. Clarac, A. Cornille, S. Bijl, S. Sanchez
This study shows Eusthenopteron's humerus could withstand terrestrial weight through its microanatomy, suggesting early tetrapods had biomechanical adaptations for land exploration.
bioRxiv · Feb 9, 2024 · PreprintPaleontology