Coal does, it has plant fossils and sometimes even animals - https://theconversation.com/coals-formation-is-a-window-on-an-ancient-world-54333 https://theconve

Coal does, it has plant fossils and sometimes even animals - https://theconversation.com/coals-formation-is-a-window-on-an-ancient-world-54333 https://theconversation.com/coals-formation-is-a-window-on-a... "A famous site at Nyrany in the Czech Republic was discovered because the director of the natural history museum there had coal delivered to heat his room. Splitting the coal sometimes yielded well-preserved fossils of early amphibians, so he could add scientifically significant specimens to his collections without leaving his office." I'm surprised oil is plankton, not dinosaurs/dinosaur plants as the myth goes.