Frank, who wished to keep his last name private, picked up the shell-looking item and admired it. He thought about taking it ...

Male blue-lined octopi (Hapalochlaena fasciata) have been found to use venom on their sexual partners, as well as for the ...

A Reddit user has discovered how 'lucky to be alive' they are after sharing an underwater photograph of them holding a shell ...

Male blue-lined octopuses inject females with venom to paralyse them before mating and avoid being eaten after sex.

Only in higher-stakes encounters with predators it appears to release its more opaque, toxic venom. But future studies are needed to confirm this hypothesis, he says. It also remains unclear what ...

Red alert level warnings are in place for Te Awa Kairangi/Hutt River at Silverstream due to high levels of toxic algae.