Many people have memories of playing catch with their family and friends when they were children. A recent study has captured footage for the first time of octopuses throwing shells and clumps of mud ...

Octopi have been captured on camera throwing silt and shells at one another, according to new research. Large numbers of Octopus tetricus, also known as the common Sydney or the gloomy octopus gather ...

Research teams such as the University of Sydney and Alaska Pacific University have observed octopuses driving away other octopuses by injecting objects such as shells and kelp. In 2015, Peter ...