What If Dinosaurs Never Went Extinct?

What is the main question explored in the introduction of the video?

• Why did dinosaurs go extinct?

• How did mammals evolve?

• What if dinosaurs were still alive today?

• How did dinosaurs evolve?

What event is believed to have caused the extinction of non-avian dinosaurs?

• Volcanic eruptions

• Climate change

• Disease outbreak

• Asteroid impact

What was the estimated size of the asteroid that caused the extinction of dinosaurs?

• 1-3 miles wide

• 15-20 miles wide

• 6-9 miles wide

• 10-12 miles wide

What might have happened if the asteroid that hit Earth was smaller?

• Dinosaurs might have had a greater chance of survival

• Dinosaurs would have gone extinct faster

• Dinosaurs would have thrived without any changes

• Dinosaurs would have evolved into birds

What is one possible outcome if the asteroid never hit Earth?

• Dinosaurs would have remained unchanged

• Dinosaurs would have become the dominant species

• Dinosaurs would have evolved into mammals

• Dinosaurs would have gone extinct due to other factors

What is the 'dinosauroid' hypothesis?

• Dinosaurs evolving into aquatic animals

• Dinosaurs evolving into human-like creatures

• Dinosaurs evolving into birds

• Dinosaurs evolving into reptiles

Who proposed the idea of the 'dinosauroid'?

• Stephen Jay Gould

• Richard Owen

• Charles Darwin

• Dale Alan Russell

What might have been a significant change in dinosaur evolution if they had survived?

• Loss of arms

• Development of wings

• Development of gills

• Growth of fur

What could have been the impact if the asteroid hit the ocean instead of land?

• Dinosaurs would have gone extinct faster

• Dinosaurs might have survived

• Dinosaurs would have evolved into fish

• Dinosaurs would have become mammals

What is a possible reason some species were already dying off before the asteroid impact?

• Climate change

• Volcanic eruptions

• Predation by mammals

• Lack of food