Articles for category: Prehistoric SeaWorld

Ichthyosaurs were silent assassins of Jurassic seas

Ichthyosaurs were silent assassins of Jurassic seas

Picture yourself diving into the ancient oceans of the Early Jurassic, around 180 million years ago. Instead of modern whales breaching the surface, you’d witness something far more extraordinary. Massive marine reptiles with bodies like dolphins but sporting dinner plate-sized eyes glided through these primordial waters with deadly grace. These were the ichthyosaurs, and recent ...

8 Largest Marine Dinosaurs That Were Larger Than The Megalodon

8 Largest Marine Dinosaurs That Were Larger Than The Megalodon

The ocean’s depths have hidden incredible secrets for millions of years. While the infamous Megalodon captured our collective imagination as the ultimate ocean predator, the truth is that this massive shark wasn’t even close to being the largest creature that ever ruled the seas. Ancient marine reptiles and other oceanic giants dwarfed the mighty Megalodon, ...

Massive mosasaurs and plesiosaurs needed huge amounts of food to survive.

Mosasaurus missouriensis: The Sea Monster From the Western Interior Seaway

The ancient oceans that once covered North America held fearsome predators that would rival even the most terrifying creatures of modern imagination. Among these marine reptiles, Mosasaurus missouriensis stands as one of the most formidable hunters of the Late Cretaceous period. This massive predator patrolled the waters of the Western Interior Seaway, a vast marine ...

Tanystropheus

The Prehistoric Creature With a Neck Three Times Its Body Length

In the vast timeline of Earth’s prehistoric past, few creatures capture our imagination quite like the long-necked plesiosaurs and their relatives. Among these ancient marine reptiles, Tanystropheus stands out as perhaps the most bizarre example of evolutionary experimentation. This Middle Triassic reptile possessed a neck so extraordinarily elongated that it measured approximately three times the ...

Pterygotus in enviroment

Sea Scorpions: The Forgotten Giants of Prehistoric Oceans

Long before sharks ruled the ancient seas and dinosaurs roamed the land, a group of terrifying arthropods dominated Earth’s oceans. Sea scorpions, or eurypterids, were prehistoric marine predators that evolved over 467 million years ago and survived for nearly 250 million years until their extinction during the Permian-Triassic mass extinction event. Despite their name, these ...