Wisdom Builder
Trading Cards
MODE:
Abstract
excerpts.
Trading Cards
66.04 million years ago to the present.
Cenozoic Era: Age of Mammals & Birds
Evolution
66 Million years: From extinction to society.
The Cenozoic era starts with the K–Pg extinction 66 million years ago. That event marks the sudden end of the reign of dinosaurs and the rise of mammals and birds.
Plants
Story
Did red algae descend from green algae?
Plant Evolution
Red algae did not descend from green algae. Both lineages split over a billion years ago, then adapted independently to different light environments.
Plants
FAQ