It’s an octopus-eat-octopus world. Scientists have discovered that when mating, male blue-lined octopuses will inject a powerful, incapacitating neurotoxin into the hearts of female octopuses — to ...

In a world of predators, this octopus chose deception over defense. The mimic octopus can transform into more than 15 ...

A shocked swimmer has found one of the ocean’s most deadly creatures at a popular Sydney beach. Footage posted online shows a ...

Celebrate World Octopus Day 2025 by discovering extraordinary octopus species that showcase the beauty, intelligence, and ...