This blocked sunlight halted photosynthesis, causing global food webs to collapse. While the non-avian giants perished because they required massive amounts of daily food, smaller creatures with lower metabolic demands managed to endure. 🦅 The Living Legacy
: Evolutionary biologists and genetic studies tracking ancient lineages have mapped how modern birds, like chickens, still share a massive portion of their genetic blueprint with fearsome predators like the Tyrannosaurus rex . Dinosaurs Prehistoric Survivors
A lingering "impact winter" caused by ash and sulfur blocking out the sun. A lingering "impact winter" caused by ash and
Around 66 million years ago , a massive asteroid struck the Yucatán Peninsula. The impact triggered a rapid domino effect of environmental devastation: An immediate, scorching thermal pulse. Massive tsunamis and global wildfires. Massive tsunamis and global wildfires
: Many dinosaurs were likely endothermic (warm-blooded) or possessed intermediate metabolisms, allowing them to thrive in both blistering heat and freezing polar winters. ☄️ The Day the Earth Changed
How an asteroid ended the age of the dinosaurs | Natural History Museum