The modern blue whale has long been considered the largest and heaviest animal ever, beating out all the giant dinosaurs of the distant past. But Perucetus colossus – the colossal whale from ...

For reference, the largest blue whale ever discovered tips the scale at around 175 tons. This would have made Perucetus colossus the heaviest animal known to science. Moreover, since the ancient ...

From mammoth African elephants to giant whales, let's take a look at the 8 largest mammals that inhabit our planet.

However, they can grow even longer. One of the biggest whale sharks ever reported was an impressive 18.8-metre-long female from the north-western Indian Ocean – that's longer than a tenpin bowling ...

In rare video footage, a male whale shark has been spotted biting at his female partner during courtship. Before now, we knew very little about the secret sex lives of the world's largest fish ...

As a photojournalist dedicated to sustainable tourism, nature conservation, and wildlife preservation, I have traveled ...

As one of the largest predators to have ever lived, megalodon captures people's imagination ... It may have been comparable in length to today's biggest whale sharks, the largest of which has measured ...

Since whale songs were first discovered more ... The secret to how baleen whales – the largest mammals to have ever lived – ...

Whale sharks, despite being the largest fish in the ocean ... reproduction is such a mystery that only one pregnant shark has ever been documented, and that was in 1994. Two locations, around ...