Wisdom Builder
History Trading Cards
MODE:
When
Stuff Happened
Neornithes (Crown Birds) emerge
Bird Evolution
~90 Million years ago (+/- 10 million).
Evolution
Timeline
Last Non-Cynodont Therapsids
Mammal Evolution
~205 Million years ago
Evolution
Timeline
Higher Play Evolves in Social Mammals
Evolution
80 Million Years Ago (+/- 10 million years)
Enlarged neocortex
Evolution
Timeline
Bacterial Endosymbiosis: Origin of Eukaryotes
Evolution
~1.9 Billion years ago (+/- 100 million)
Bacteria are added to eukaryote ancestor cells
Evolution
Timeline
Neanderthal-Sapien LCA
Ancient Humans
440,000 Years Ago (+/- 40,000 years)
Evolution
Timeline
True Circulatory Systems: Blood Veins
Animal Evolution
545 Million Years Ago (after through-gut digestion: mouth/anus)
Circulatory fluid transport (veins)
Evolution
Timeline
Triassic–Jurassic Extinction: Volcanoes Open the Age of Dinosaurs
Evolution
~201 Million Years Ago
Cause: Massive Volcanic Eruptions
Evolution
Timeline
Dinosauria Emerge: True Dinosaurs!
Dinosaur Evolution
238 Million years ago (+/- 5 million)
Fully open hip socket (perforated acetabulum)
Evolution
Timeline