Category: Evolution
Kimberella — Locomotory Tracks
But what about tracks of the moving animal? There are indeed some fossils from the White Sea.
Kimberella — Traces and a Trace-maker
The body fossils are generally positioned at the focal points of the fan-shaped scratch marks.
Kimberella — Controversial Scratch Marks
A former teacher of mine was the late Adolf Seilacher, who was a leading authority on trace fossils and who for obvious reasons preferred to be called “Dolf.”
Human Blood Flow — A Darwinian Explanation?
Physician Howard Glicksman explains the hugely complex blood flow systems required to keep us clear-headed and alive.
Reconstructing Kimberella — The Disputed Anatomy in Detail
Fossils often leave much room for very different interpretations of relatively poor evidence.