This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Keywords from Image Description:
Life's dawn on earth BHL. Life's dawn on earth being the history of the oldest known fossil remains and their relation to geological time and to the development of the animal kingdom by Dawson Text Illustration biodiversitylibrary org title Dawson John William NOTINCOPYRIGHT Biodiversity Heritage Library Check categories