Nightmarish Prehistoric Animals You Will Be Happy Exist No More
6When and where did it live?
It is believed to have existed approximately 23 million years ago, during the Pliocene and Miocene Epochs. It would prey on fishes, turtles and other sharks and whales. It was found to live almost all over the world. Due to its size, it would not venture too far into the shore. The giant sperm whale Livyatan and other killer whales are believed to be responsible for its extinction.
This was a deadly water scorpion. It is believed that the creature was more than n eight feet long with an 18-inch-long claw. It was extremely powerful because the mouth had denticles of multiple sizes which helped them cause puncture wounds easily. It is believed to have had agile and quick maneuvering techniques which made it chase its prey faster. They preyed on smaller fishes, arthropods and young vertebrates.
8Where were they found?
The remains of this creature have been found in freshwater systems and estuaries almost all over the world. It is the largest known arthropod and eurypterid to ever exist. They usually lived in the darker, deeper levels of the sea and water bodies and would come to the shore only to mate.
Can you imagine a massive and powerful Sid the sloth? Probably not right? But this creature existed and it was almost the size of an elephant. They could grow as long as 20 feet. These sloths would excavate very long tunnels as they were believed to have giant claws. They were herbivores and use their tongues to choose what foliage to eat.
10When did they live?
They lived during the Pleistocene Age and became extinct during the end of it. Their extinction was most probably due to human hunters. They are believed to have lived in caves alone or in groups. They are also believed to have migrated from South to North America, where they grew so massive. The first fossil was discovered in Argentina in 1788.