Mollusks, corals, carbon, and volcanoes
Earth Matters,
Paleozoic, Mesozoic, and Cenozoic. These are the major eras in the history of life on Earth, and the transition from one period…
Paleozoic, Mesozoic, and Cenozoic. These are the major eras in the history of life on Earth, and the transition from one period…
Mass extinctions are devastating events. The largest, called the Great Dying, brought the Permian era to an end. In the process…
Patterns of taxonomic and ecologic selectivity are the most direct record of processes influencing survival during background…