Mid Tertiary (1 janv. 35000000 av. J.-C. – 1 janv. 2000000 av. J.-C.)
Description:
Mammals have evolved from small, simple forms to a diverse group. Primates, cetaceans, and other groups evolve. The Earth cools and deciduous plants become more common.Ajouté au bande de temps:
Date:
1 janv. 35000000 av. J.-C.
1 janv. 2000000 av. J.-C.
~ 5883516 years