Before the dinosaurs appeared, the Earth also existed many species of animals known as the notorious assassins, many of which are from the ocean and Dunkleosteus is one of them.
Leedsichthys is a giant fish of the Pachycormidae family, a group of Mesozoic bony fish that lived in the mid-Jurassic oceans.
The number of sturgeon, living animals and the dinosaurs that once dominated the river system in the United States, has risen again after a long period of over-hunting and
This is not the first time that finfish scoff at science. During the 19th century, this 2m long fish and 100kg weight were classified as extinct species.
According to Nature, scientists have discovered the source of mating from the fossil observation of the catfish, living 385 million years ago in Scotland.
Scientists have found that prehistoric fish 400 million years ago began to have teeth like mammals.
Humans evolved from a prehistoric shark 300 million years ago, scientists said. The prehistoric fish called Acanthodes bronni is the ancestor of many vertebrate animals and jaws
The population of rocky grouper declined significantly in many lakes in the Ngu Ho basin after the harsh winters in the 2013-2015 period, but their numbers are increasing as the
The swimmer was urgently alerted after a meter-long number of rocky grouper with sharp teeth reached a record on many rivers in England.
Rocky grouper, an exotic fish that dates back to prehistoric times, was caught in some English rivers after being absent from the 1800s.