Discover five colourful animals that look cute but can be surprisingly dangerous. From poisonous frogs to powerful ...

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 ...

The discovery of a blue octopus about the size of a golf ball has delighted marine biologists and the public with its rarity – and its big-eyed cute factor. The octopus was found 5,800 feet deep in ...

It’s a deep blue creature in the deep blue sea. Scientists were delighted after discovering a new species of tiny, blue octopus nearly 6,000 feet down off the Galapagos Islands, per a study published ...

Some of the cutest creatures in the animal kingdom are actually among the most dangerous. They may look soft, fluffy, or even harmless, but they can attack, poison, or seriously injure people when ...

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 ...