10 of the Most Dangerous Extinct Animals To Have Roamed The Earth

The Earth has been home to countless species of animals throughout its history, and although many have become extinct, some of them still hold a place in our imaginations today. These extinct animals once had a dominant presence on the planet, terrorizing other creatures and ruling their respective ecosystems. From giant prehistoric predators to enormous armored beasts, these animals have left a lasting legacy on our world.

In this article, we’ll take a look at 10 of the most dangerous extinct animals to ever roam the earth. From prehistoric sharks to massive dinosaurs, these animals were true forces to be reckoned with.

Let’s take a look at these dangerous beasts.

The 10 most dangerous extinct animals

Here is the list of 10 most dangerous extinct animals that once ruled the earth:

1. Megalodon


Source: National History Museum

The Megalodon, or Meg, was a giant prehistoric shark that was the fiercest predator that ever existed on Earth. Measuring up to 60 feet long and weighing more than 50 tons, the Meg was one of the largest creatures to ever roam the ocean. During the Miocene and Pliocene epochs, the Megalodon was the devil of the seas, feeding on a variety of other sea creatures, including whales, dolphins, and seals. The giant prehistoric shark Megalodon became extinct more than 3.6 million years ago.

2. Tyrannosaurus Rex


Source: Discover Magazine

Tyrannosaurus Rex, known simply as T-Rex, was one of the largest and deadliest carnivorous dinosaurs that lived during the late Cretaceous period. It was a massive predator, estimated to weigh up to 6.8 metric tons and measure up to 12 meters long. Despite its enormous size, the T. rex was incredibly fast and its bite force was strong enough to break bones. This combination of size, speed and strength made the T Rex an apex predator. The huge dinosaur became extinct more than 65 million years ago.

3. Smilodon (sabre-toothed tiger)


Source: Wikimedia Commons

Smilodon, also known as the saber-toothed tiger, was a large predatory cat that roamed North and South America during the Pleistocene era. Smilodon was a large predatory cat that roamed North and South America during the Pleistocene era. It was characterized by a long canine tooth and a powerful jaw that was used to bring down large prey such as horses, bison and even mammoths. It is one of the most famous extinct mammals. Despite its resemblance, Smilodon was not related to tigers or modern cats. Its large size and ferocious hunting style made Smilodon one of the most dangerous predators of its time. The beast became extinct about 10,000 years ago.

4. Teratornis


Source: Mark Witton Blog

The Teratornis was a giant bird of prey with a wingspan of up to 20 feet. Found in America during the Pleistocene Epoch, this enormous avian creature was an impressive sight and, with its formidable wingspan, would have been able to hunt large mammals. At the end of the Pleistocene, about 10,000 years ago, this enormous bird became extinct.

5. Quetzalcoatlus


Source: Smithsonian Magazine

Quetzalcoatlus was a large pterosaur that lived during the Upper Cretaceous period. Advanced toothless pterosaurs from the family Azhdarchidae, which includes Quetzalcoatlus, had unusually long and stiff necks. This pterosaur is believed to have been one of the largest animals to have ever flown, and its wingspan is estimated to reach between 10 and 11 metres. This allowed them to consume food in areas that their contemporaries could not reach, while their large wings allowed them to cover great distances without expending much energy. The beast became extinct about 65 million years ago.

6. Dunkleosteus


Source: DinoAnimals.com

Dunkleosteus was a huge armored fish that lived in the Devonian period. Believed to be the first true apex predator of its time, Dunkleosteus measured over eight meters long and had an incredibly strong jaw capable of crushing shells and bones. It was the largest vertebrate of its time. The armored apex predator became extinct more than 358 million years ago.

7. Titanoboa


Source: Smithsonian Magazine

The Titanoboa was a giant snake that lived in South America during the Paleocene epoch and was the largest snake ever discovered. The snake reached up to 50 feet long and weighed more than 2,500 pounds. This huge predator became extinct 60 million years ago.

8. Sarcosuchus


Source: Extinct animals. organization

Sarcosuchus was a giant prehistoric relative of the crocodile that lived about 112 million years ago. It was a huge reptile, with an average length of 10 to 11 meters, weighing up to 8 tons and having sharp teeth. The Sarcosuchus was a formidable creature, not only for its size and power but also for its remarkable adaptability. It was the enemy of many large animals. The giant reptile became extinct 10 million years ago.

9. Helicoprion


Source: National Geographic

Helicoprion was an ancient predator with a deadly jaw that lived from the early Permian Period to the early Triassic. Its name comes from the Greek words helios, meaning “spiral,” and prion, meaning “saw.” It is believed to have had a curved, spiral-shaped jaw composed of several hundred teeth that could reach lengths of up to 3 meters.

10. Deinonychus


Source: Wikipedia

Deinonychus was a large, fast-moving dinosaur with large, sharp claws on its feet. It was an impressive predator, about 3.4 meters long. It probably used its claws to capture and tear apart its prey, while its size and speed allowed it to hunt larger animals. Deinonychus had an unusually large brain, suggesting that it was highly intelligent and adaptable. This combination of characteristics made Deinonychus an impressive and formidable predator, giving it a key role in the ecosystem of its time. This formidable predator became extinct about 115 million years ago.

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The 10 animals mentioned above were the largest predators of their time. They were ferocious hunters, capable of taking down the most capable prey thanks to their strength, speed and agility. These animals played an important role in shaping the world’s ecosystems. While their existence may now only be known through fossils and remains, their impact on the environment and the evolution of other species will always be remembered. It serves as a reminder of the fragility of life on this planet and the importance of preserving the diversity of species that still exist today.

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