Non-bird dinosaurs lived between about 245 and 66 million years ago, in a time known as the Mesozoic Era. This was many millions of years before the first modern humans, Homo sapiens, appeared.
Rare fossils reveal stunning scene from dinosaur's last days Rare fossils reveal stunning scene from dinosaur's last days Baby Bird from Time of Dinosaurs Found Fossilized in Amber Baby Bird from ...
3 min read The start of the Triassic period (and the Mesozoic era) was a desolate time in Earth's history. Something—a bout of violent volcanic eruptions, climate change, or perhaps a fatal run ...