Instead, she stumbled upon an octopus named Scarlett ... alien—they have three hearts that pump blue blood, no bones, and skin that can change color in an eye-blink. But within this really ...

Did you know octopuses are highly intelligent animals with the ability to problem-solve complex puzzles – and even change ...

I am intrigued that the octopus can be found in our Southwest Florida waters. The most common variety found in our waters is the Caribbean reef octopus (Octopus briareus). The octopus is a master of ...

Discover 10 fascinating animals with blue blood and learn how hemocyanin helps them survive in extreme and low-oxygen habitats.