A particular species of octopus is found in great abundance in Jervis Bay—Octopus tetricus, known as the Common Sydney Octopus, but also the “gloomy” octopus.

Large numbers of Octopus tetricus, also known as the common Sydney or the gloomy octopus gather in Jervis Bay, Australia which is known as Octopolis due to the bountiful hunting conditions that ...

Researchers from the University of Sydney have found that these jelly sea spiders also known as octopus tetricus or just the common Sydney octopus don't mind throwing objects at each other, things ...