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.
Life Six Kingdoms. Tree of Life with six kingdoms according to Woese loosely drawn from figure of Brock's Biology of Microorganisms th edition own assumed Eddideigel Author User Eddideigel Phylogenetic tree of life English Last universal ancestor
Page 2023 Free-images.com. All images are Public Domain