A giant mosasaur fossil vertebra discovered in Mississippi may belong to one of the largest sea predators ever found.

Researchers may have discovered Mississippi's largest ever mosasaur after pulling a Cretaceous-aged fossil out of a riverbed ...

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

Geologists near Starkville found a bone of a Mosasaurus hoffmannii, one of the biggest species of mosasaurs, which could reach lengths of 50 feet.

Anyone enamored by “March of the Penguins” all those years ago needs to watch the revolutionary new series “Secrets of the ...

The cephalopod was first discovered in 1925 when scientists found arm fragments from two squid in the belly of a sperm whale.

The colossal squid, scientifically named Mesonychoteuthis hamiltoni, is one of the largest and heaviest invertebrates in the ...

Scientists have revealed footage of a colossal squid swimming in the deep ocean. It's the first time we've seen one alive in ...

Since its discovery in 1925, only eight adult specimens have been reported, severely limiting scientists’ ability to research ...

In a historic moment, marine scientists have captured the first-ever video of a colossal squid in its natural habitat, nearly ...

The creatures cruised the world’s oceans with features we often associate with marine mammals, such as coats of blubber and ...

Most of what we know about the elusive creature comes from research on its remains found in whale stomachs, but scientists ...