The Fact Fly's One Big Question Why were so many dinosaurs gigantic — towering, thundering, and larger than almost any animals alive today? Join Lauren and the ever-curious Fact Fly as they dig into the real science behind dino size! From ancient oxygen levels to super-strong dinosaur bones, powerful muscles, and warm Mesozoic climates, this episode uncovers the surprising reasons some dinos grew to enormous proportions. With fun facts, humor, and kid-friendly explanations, you’ll discover what made giants like Argentinosaurus and Patagotitan so massive — and why animals today don’t get quite that big. Perfect for young paleontologists, dino fans, and anyone who loves science-packed adventures!