Above is an image of a seed fern plant fossil called  Odontopteris aequalis.  This plant fossil dates to the Carboniferous (Pennsylvanian)...

  Above is an image of a seed fern plant fossil called Mariopteris nervosa (Brongniart) Zeiller . This plant fossil dates to the Carbonifero...

  YouTube is a great place to learn new things and one channel I look for videos to inform me is call The History Guy: History Deserves to B...