10 Monstrous Beasts we're glad have gone extinct

By Manish Choudhary

Dec 05, 2023

Gigantopithecus, the biggest ape ever, was about 10 feet tall, weighed around 1,100 pounds, and lived in Asia. It went extinct approximately 300,000 years ago.

1. Gigantopithecus blacki: the largest ape

Daeodon, nicknamed the "Hell Pig," was a huge, omnivorous mammal that inhabited North America in the Oligocene epoch. It had large jaws and tusks.

2. Daeodon shoshonensi

Dunkleosteus, a huge armored fish from Late Devonian, had sharp bony plates and a jaw with razor-sharp teeth.

3. Dunkleosteus terrelli

Arctodus simus, or the Short-Faced Bear, was one of the biggest bears ever, living in North America during the Pleistocene epoch.

4. Arctodus simu

Titanoboa, a massive snake from around 60 million years ago, could grow up to 42 feet long, making it the largest snake ever found.

5. Titanoboa cerrejonensi

Beelzebufo, or the "Devil Frog," was an extinct frog in Madagascar. It was huge compared to today's frogs and had a strong bite.

6. Beelzebufo ampinga

Arthropleura, a giant millipede from the Carboniferous period, could reach lengths of up to 8 feet, ranking among the largest arthropods ever found.

7. Arthropleura

Archelon, a prehistoric sea turtle from the Late Cretaceous period, holds the title of the largest known sea turtle, boasting a shell that could stretch up to 13 feet in length.

8. Archelon ischyros

Sarcosuchus imperator, or SuperCroc, was a massive crocodile in ancient Africa during the Early Cretaceous, ranking among the largest reptiles.

9. Sarcosuchus imperator

Brontornis, a colossal flightless bird from the Miocene epoch in South America, reached a height of about 10 feet and possessed a formidable beak.

10. Brontornis burmeisteri

These monstrous beasts are indeed fascinating to learn about, and their extinction likely contributed to the evolution and balance of ecosystems over time.