Origin of the Earth & Geologic Time
- A scale that subdivides the 4.5- billion-year history of Earth into many different units and provides a meaningful time frame within which the events.
THE TREE OF LIFE
A Brief History of Life on Earth
THE TREE OF LIFE Gustav Klimt, 1909. OFTEN, THE RELATIONSHIP BETWEEN SPECIES THROUGH EVOLUTION IS PICTURED AS A TREE WITH THE ANCESTOR SPECIES LOWER ON.
EON
