Comparing the prehistoric predator to today’s great white probably resulted in an underestimation.

Read on for our ranking of the scariest extinct creatures we're relieved we never had to face... Biodiversity Heritage Library/Wikimedia Commons/CC BY 2.0 It is the sheer size of the megatherium that ...

THE IMPACTS IF THESE FISH GO EXTINCT ARE DEVASTATING ... that I’ll have to pay just to terminate the lease... it’s scary, so I don’t know where the next paycheck's coming from," he said.In ...

As John Lee, the political analyst, put it, “They say South Korea will be extinct in a hundred years ... of mutual care had made parenting “less scary,” one mother remarked.

There’s the dorky boss fight against the scary Parking Attendant throwing hover cars at you ... with Zoe turning into tree-form Groot and Mio into a gorilla and a fish. But the boss you’ll be going up ...

This huge, fearsome-looking fish, which swam the seas when dinosaurs ruled the Earth, was thought to have become extinct 70 million ... and righted it. The scary creature then crawled back into ...

These teeth were specially adapted for hunting and are found in a variety of species, including mammals, reptiles, and fish. The Smilodon populator inhabited ... Even though saber-toothed animals were ...

A community of rare fish enthusiasts collects endangered species of freshwater fish from lakes and springs around the world, ...

Researchers classify the coelacanth under the group Sarcopterygii, which include the earliest ancestors of amphibians, reptiles, and mammals.

Australia in 1929 North Central CMA A fish previously declared extinct has been released back into the wild in Australia. The olive perchlet, a small oval-shaped fish with large eyes ...

For decades, the coelacanthexisted only in fossil records—until one turned up in a South African fishing net. It was 1938 ...