Rare fossil finds show colossal octopuses were among the top ocean predators during the Cretaceous Period, according to a new study.

Fossil jaws reveal giant prehistoric octopuses may have ruled ancient oceans as powerful apex predators during the Cretaceous ...

New analyses of fossilized jaws reveal that massive, kraken-like octopuses once hunted alongside other marine predators.

During the same period, dinosaurs such as T rex, Triceratops, and Velociraptor dominated life on land, while these octopuses ...

A jaw tip worn down by nearly a tenth does not sound like much until you picture what it means. Chipping, cracking, scratches and polish do not appear on their own. Something was hitting back. That is ...

A University of Iowa-led research team looks forward to paleontologists paying more attention to lesser researched species, such as crocodiles, after adding a new apex predator to the fossil record.

The thylacine, often called the Tasmanian tiger, was declared extinct after the last known individual died in captivity in the 1930s. However, reported sightings and occasional footage have kept ...

Dunkleosteus ruled a restless Devonian ocean, where armor met innovation. Here’s how modern science is rewriting the story of ...