Researchers caught a close-up video of a flying sea pig (aka, a sea cucumber), and it has what looks like 50 tiny hands.

A new study indicates the giant reptile Deinosuchus is not a close relative of modern alligators, as scientists previously ...

Scientists have unearthed a 240-million-year-old fossil of a Dinocephalosaurus, a long-necked marine reptile that closely ...

The prehistoric crocodile relative may have tolerated both freshwater and saltwater habitats, allowing it to conquer North ...

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.

By any description, the Gulf of California — located between Baja California and northwest Mexico — is a natural gem, ...

An 11-year-old girl and her father discovered the remains of the largest marine reptile ever known, Ichthyotitan severnensis, ...