The blue ring octopus, though small, carries a lethal venom 1,200 times more toxic than cyanide, capable of paralyzing and killing a human within minutes. There is no antidote for its venom, and the ...

Picture an octopus that could be deadly to humans. You’re probably thinking of a large creature, and not one that is the size of your palm. But indeed, that’s the blue-ringed octopus, one of several ...

Blue-ringed octopuses are undeniably stunning. When they are alarmed, these animals will show off the eponymous iridescent blue rings that cover their body and arms. But their adorably small size and ...

Some male octopuses tend to get eaten by their sexual partners, but male blue-lined octopuses avoid this fate with help from ...

While most ants are harmless, the harvester ant has venom that rivals some of the deadliest snakes. Its sting is 20 times ...

similar to their close relatives, the blue-ringed octopus. Breakthroughs, discoveries, and DIY tips sent every weekday.

The species, closely related to the blue-ringed octopus, uses symbiotic bacteria to sequester the tetrodotoxin venom in its salivary glands. Scientists have previously documented the octopus using ...

A blue-ringed octopus captured underwater in Tulamben, Bali, Indonesia. A blue-ringed octopus captured underwater in Tulamben, Bali, Indonesia. Getty Images The venom used by the blue-lined ...

A blue-ringed octopus was spotted in the waters of Siquijor. According to Kuya Kim's report on "24 Oras," Wednesday, this kind of octopus is venomous but docile, which means they don't just randomly ...

Blue-ringed octopuses are undeniably stunning. When they are alarmed, these animals will show off the eponymous iridescent blue rings that cover their body and arms. But their adorably small size and ...

The small blue ring octopus is extremely venomous, with toxin 1,200 times more powerful than cyanide. Its bite can swiftly paralyze, potentially leading to death within 20 minutes. There is no ...