Deep TimeLife & Evolution Birds evolve from dinosaurs 150 million years agoNotable Feathered dinosaurs like Archaeopteryx take to the air; birds are living dinosaurs. ▲ MattersSaveShareTrace roots Longest chain: The Big Bang → First stars ignite → Supernovae seed heavy elements → The Sun forms → Earth forms → First oceans → First life → Photosynthesis evolves → Great Oxidation Event → Complex cells (eukaryotes) → Multicellular life → First animals → Cambrian Explosion → First vertebrates → Jawed fish → Fish walk onto land → The amniotic egg → The Great Dying → Dinosaurs appear → Birds evolve from dinosaurs Community notesLoading notes… Learn more ranked by votesBookGregory S. PaulDinosaurs of the Air ↗Editor's pickVideoSearch on YouTubehow birds evolved from dinosaurs ↗Editor's pick