See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. Humans are not the only species who practice 'safe sex', although this ...

Being bitten by a strange animal can be extremely scary, especially since so many species use venom against their prey. One such animal is the blue-ringed octopus. While octopus venom is not typically ...

Octopuses have gotten a reputation for being cunning camouflagers and intelligent creatures. But some are known for a more ominous reason: They're deadly. One group — the blue-ringed octopus (genus ...

Along the rocky shores of eastern Australia, a small brown octopus is unassuming as it blends in with its surroundings. When the octopus is scared or hungry, however, it becomes one of the most ...

The octopuses in question are the Australian southern sand octopus and the common octopus, the same species featured in Netflix's Oscar award-winning documentary "My Octopus Teacher." Compounds in ...

During mating, some male octopuses inject females with their potent venom to paralyse them – and avoid being eaten by their mates. Typically, animals use venom to kill prey or defend themselves from ...

When they're alarmed, blue-lined octopuses display iridescent blue rings on their arms to ward off approaching predators. Totti via Wikimedia Commons under CC BY-SA 4.0 Animals have evolved many ...

This small, cute looking creature is one of the most dangerous animals in the ocean. It hides on shallow reefs, blending into its surroundings. While snorkeling or walking near the shore, you might ...