Blood is synonymous with bright red or deep maroon, but it certainly doesn’t generally bring to mind shades of blue. But ...

Forbes contributors publish independent expert analyses and insights. I write about biodiversity and the hidden quirks of the natural world. Blue blood may look alien, but it’s one of evolution’s most ...

Forbes contributors publish independent expert analyses and insights. I write about biodiversity and the hidden quirks of the natural world. Most people picture blood as red: bright and oxygen-rich ...

Imagine a creature that has three hearts….Surprised? Well, imagine that it also has nine brains and blue blood. Sounds like ...

Way down in the ocean depths hangs out a creature so weird you might mistake it for an alien. We already know octopuses are brilliant, can shapeshift to blend into their surroundings, and have arms ...