An octopus got to rest its many legs when it ended up aboard a mako shark for a leisurely ride. In a video captured in ...

"The reason it's called Casper is after the ghost," Virmani explained, referring to its translucent, ghostlike appearance. This octopus has never been captured, with all existing knowledge based ...

The giant Pacific octopus grows bigger and lives longer than any other octopus species. The size record is held by a specimen that was 30 feet across and weighed more than 600 pounds. Averages are ...