Scientists suspect the mating waters may be around St. Helena, a remote volcanic island in the South Atlantic Ocean where ...

Ruby Reynolds and her father were on the beach when they discovered Ichthyotitan severnensis - the largest-ever marine reptile.

The ocean is home to some of the most awe-inspiring creatures, and recently, a massive whale shark, the world’s largest fish, ...

It may be the biggest invertebrate on the planet, but we don’t know much about it. The first time scientists learned of the ...

In the darkness of the South Atlantic Ocean, researchers captured for the first time footage of a live colossal squid ( ...

Of all the animals in the world, both on the land and in the sea, there are none bigger than the blue whale. This giant cetacean dates back as early as 1.5 million years ago and has roamed the seas ...

and I found myself gazing at the largest shark—about 23 feet—I had ever seen. Its skin was dark gray, glinting in the sunlight, with mottled white dots. Suddenly it seemed as if whale sharks ...

The mother entered the room just as the terrified pet attempted to escape, and unsure of what she had found herself ... they would have ever cared to admit. In 1985 the sperm whale expert Hal ...

A one-foot-long baby squid was spotted swimming in the waters around the South Sandwich islands. The footage is unprecedented ...

New satellite images show what could be North Korea’s biggest warship ever – possibly more than double the size of anything in leader Kim Jong Un’s naval fleet. Images taken by independent ...