Millions of years ago, enormous octopuses up to 62ft in length roamed the Earth's prehistoric oceans.
A famous fossil of what was thought to be a prehistoric octopus has been found to be nothing of the sort.
Local wildlife officials were amazed when they received a report of giant tentacles washed up along the shoreline.
The cephalopod can be seen chilling on the shark's head as it swims along in this peculiar clip from New Zealand.
Biologist Prof Tim Coulson has suggested that one species in particular has the potential to dominate the planet.
The footage shows the snoozing cephalopod jolting violently awake as though reacting to a bad dream.
The peculiar trend of having animals predict the winning teams during the World Cup is still alive and well.
An ecology professor has put forward one of the strangest explanations for sightings of long-necked sea monsters.
Octopuses and fish sometimes work together to find food, but this unlikely alliance doesn't always work out.
Back in 1998, Lyle Zapato launched a tongue-in-cheek campaign to save what he called the 'tree octopus'.
The struggling animals were recently encountered off the northwest tip of Canada's Vancouver Island.
Intriguing footage of a sleeping octopus has suggested that cephalopods may have some concept of dreaming.
A kayaker in New Zealand got the shock of his life when a seal suddenly 'attacked' him in a very unexpected way.
A Japanese scientist has developed a set of remotely controlled robotic arms that can be worn as a backpack.
An octopus that has been attributed with correctly predicting World Cup results has been killed for food.
A bizarre new theory proposes that octopus embryos arrived on Earth on a comet millions of years ago.
The remarkable video shows the moment a young cephalopod emerges from its egg and changes color.
Researchers have determined that the giant Pacific octopus is not one, but two genetically distinct species.
Beachgoers in the UK have reported seeing dozens of the cephalopods crawling across the sand.
Members of the gloomy octopus species have created their own underwater settlement dubbed 'Octlantis'.