The octopus is one of the coolest animals in the sea. For starters, they are invertebrates. That means they don’t have backbones like humans, lions, turtles, and birds. That may sound unusual, but ...

Cephalopods, like humans, have camera-like eyes that focus light with a lens. The two-spot octopus gets its name from the ocelli, or iridescent blue spots, which are false eyes to startle predators ...

CC0 Usage Conditions ApplyClick for more information. Did you know octopuses are highly intelligent animals with the ability to problem-solve complex puzzles – and even change color? They have three ...

Octopuses are extraordinary creatures, and their blue blood is just one of the many unusual aspects of their biology. That means there's a huge part of the ocean, over 95% that are yet to be explored.

Octopuses break so many biological expectations that scientists still struggle to explain how they ended up this way through normal evolution. From how their brains work to how their bodies heal, ...

Octopuses are extraordinary creatures, and their blue blood is just one of the many unusual aspects of their biology. Did you know that an octopus has blue blood [Jsim] The ocean covers more than 70% ...