Newly Discovered Giant Sea Lizards with “Angry Eyebrows” Unveiled in North Dakota
A groundbreaking scientific finding has shed light on the existence of enormous sea lizards with what appears to be “angry eyebrows” that roamed North Dakota more than 80 million years ago. The discovery of this remarkable species, named Jormungandr walhallaensis, has been described in a study published in the esteemed Bulletin of American Museum of Natural History.
Belonging to the mosasaur family, which thrived during the era of dinosaurs, this newly unearthed giant sea lizard was found in northeast North Dakota in 2015. The fossilized remains included a nearly complete skull, jaws, and cervical spine, providing scientists with a rare and valuable specimen for study.
Estimated to have measured a staggering 24 feet in length, this ancient sea creature boasted flippers and a distinctive bony ridge on its skull, resembling fierce, angry eyebrows. Experts believe that the Jormungandr walhallaensis combines features from two well-known mosasaurs, the Clidastes and the Mosasaurus, suggesting a complex evolution within this species.
The significance of this discovery goes beyond the awe-inspiring nature of these sea lizards. They evolved into gigantic sea monsters over time, making them an essential piece of the puzzle in uncovering their connections to other species. By understanding the intricacies of their evolution, researchers can gain further insights into the evolutionary journey of marine life during this pivotal period in Earth’s history.
One of the most notable aspects of this finding is the contribution it makes to our understanding of a geological period in the United States that remains enigmatic. The fossil of Jormungandr walhallaensis bridges gaps in both the geographical and temporal timeline of these creatures. Consequently, researchers are now better equipped to comprehend their evolution and decipher their relationship to other species.
The uncovering of these giant sea lizards with “angry eyebrows” has opened up a world of possibilities for scientific exploration. Not only does it provide a glimpse into a long-gone era, but it also showcases the remarkable diversity and adaptability of marine life. As scientists delve deeper into the mysteries of our planet’s past, the Jormungandr walhallaensis will undoubtedly continue to captivate both researchers and enthusiasts alike.
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