This was the Jurassic, which took place 199 to 145 million years ago. At the start of the period, the breakup of ... pushing sea levels higher and onto the continents. All this water gave the ...

The Jurassic Period is named after the Jura Mountains ... 161.5 million to 145 million years ago The world’s continents were once joined together into a massive supercontinent called Pangea. During ...

Despite this separation, similarities in their fossil records show that there were some land connections between the two continents early in the Jurassic. These regions became more distinct later in ...

The breakup of Gondwana began roughly 180-200 million years ago during the Jurassic period, gradually leading to the ...

At the end of the period, about 80 million years later, oceans filled yawning gaps between isolated continents shaped ... the Cretaceous picked up where the Jurassic left off: Gigantic sauropods ...

Instead of 7 continents, there was just one ... adaptation the dinosaurs sailed on through to the dawn of the Jurassic Period. And over the next 135 million years, they continued to spread ...