After the asteroid impact 66 million years ago, Earth plunged into a period of global cooling known as impact winter. While this scene shows dinosaurs in snow, the frozen imagery is symbolic. In reality, sunlight was blocked by debris, temperatures dropped, and ecosystems collapsed. Most dinosaurs died out, but a few small, feathered species survived. Warm-blooded and adaptable, they endured the harsh conditions and eventually evolved into modern birds, including the pigeons we see today. 📹 Din