🦖 Over 2.5 Billion T. Rexes Roamed Earth—But Not All at Once! 🌍

Imagine 2.5 billion T. rex dinosaurs walking on Earth pretty mind blowing, right? 🤯 But here’s the twist: Not all at the same time! According to a study from the University of California, Berkeley, scientists estimate that over 127,000 generations, these prehistoric giants thrived in different periods. 🧬 They figured this out by calculating the T. rex's body size, energy needs, and sexual maturity, helping them estimate how many of these fierce creatures existed throughout history. 🔬 With their massive size and hunting prowess, these dinos were once a dominant force on Earth! 🌿 facts fun fact science animals

🌋 Volcanoes on the Moon During Dinosaur Times? 🦖

🌓 Did you know the moon had active volcanoes while dinosaurs were walking the Earth? 🌋 Though most volcanoes stopped erupting a billion years ago, NASA has found evidence that some may have still been flowing with lava as recently as 100 million years ago, when dinosaurs roamed! 🦖🌑 fact facts fun fact science