The blue whale is the largest animal known to have ever lived, reaching lengths of nearly 100 feet and weighing more than 300 ...

For a long time, the idea of giant animals has mostly been tied to dinosaurs on land. Oceans feel different, quieter, even ...

It is thought that this giant snake lived in the ancient seas during the Eocene epoch, about 56 to 34 million years ago.

This one-ton turtle once ruled South America’s rivers — until a changing planet proved too much for even the largest ...

Scientists in New Zealand have discovered what may be the biggest example of the species ever recorded—at more than 13 feet ...

Hallucigenia was such an odd animal that palaeontologists reconstructed it upside-down when they first analysed its fossils - ...

Marine scientists exploring the deep ocean have made an exciting discovery that is helping people better understand life ...

On a Bahamian island, in a landlocked lagoon, the planet’s densest collection of seahorses is offering scientists new ...

Funky Fish Houses make for a colorful Cape Coral neighborhood. One lot is left after the newest - a pelican-themed household ...

From the storied shores of Scandinavia to the ancient cities of the Mediterranean, we've picked out Europe's 29 most ...

Learning how pronghorn survived the climate changes that ended the ice ages anddrove so many other large mammals to extinction can help us adapt to our ownchanging climate.

There are many cute endangered species, and sadly their charm endangers them even more, like these 25 cutest animals that are ...