The love life of a male blue-lined octopus is tough. Like praying mantises and widow spiders, a female blue-lined octopus will often kill and eat the male after mating. It's just a circle of life for ...

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The researchers primarily studied California two-spot octopuses. Jerry Kirkhart via Wikimedia Commons under CC BY 2.0 Octopus sex seems like a very dignified affair. A male octopus hands his sperm to ...

Octopuses are one of the strangest creatures on Earth. They have no bones, making their bodies incredibly soft; they can change color like chameleons; they have three hearts; and their blood is ...

Among animals, few life cycles are as dramatic as that of the octopus. After a single reproductive event, many females enter a rapid decline that ends with them literally tearing at their own bodies, ...

This unassuming octopus pairs bacterial chemistry with evolutionary efficiency to deliver one of the most powerful defenses ...