The Dunkleosteus is one of the most formidable fish to have ever swam in the seas, but its disappearance is something of a mystery.

Earth was once ruled by giant reptiles. Tyrannosaurus rex, the king of tyrant lizards, crushed bones. Spinosaurus hunted in ...

In fact, the sauropod footprints had been spotted before, but due to their flatness, geologists had assumed they were the burrows of resting fish ... the footprints of armoured stegosaurs and ...

As an ancient predator with a long, armored body and double rows of ... its fearsome appearance notwithstanding. This prehistoric fish is a true freshwater behemoth that's been known to surpass ...

The alligator gar, with its torpedo-shaped body and menacing double row of sharp teeth, is a fascicle relic of prehistoric times. This fish can grow to over ten feet and is one of the largest ...

From their stilt-like legs to their wildly long necks and prehistoric vibes, these birds can captivate ... Herons often catch prey including fish, amphibians, small mammals, and even other birds by ...

From their stilt-like legs to their wildly long necks and prehistoric vibes, these birds can captivate ... Herons often catch prey including fish, amphibians, small mammals, and even other birds by ...

Paddling across the still surface of Oxbow Lake feels like gliding through a living painting, with turtles sunning themselves on logs and the occasional splash of a fish breaking the ... stalking the ...

Photo credit: melendz These prehistoric-looking plants carpet the forest floor ... its surface occasionally broken by the ripples of fish or perhaps a turtle coming up for air. Renting a canoe or ...

WEST ALTON, Mo. — A fish that once thrived for 150 million years was driven to the "brink of extinction." It's undergoing a slow, but sure, comeback. The Missouri Department of Conservation ...