As the world's only surviving egg-laying mammals, Australasia's platypus and four echidna species are among the most ...

A recent reanalysis of a 108-million-year-old bone challenged the consensus that echidnas and platypuses descended from a single land-bound ancestor. The aquatic life was believed to have attracted a ...

An Overlooked Cause of Failed Ulnar Nerve Transposition. Open Journal of Orthopedics, 15, 167-174. doi: 10.4236/ojo.2025.154017 . Snapping triceps syndrome (STS) is described as anteromedial ...