While the advantages of an octopus’s color-changing abilities are well-documented, their energetic costs have remained largely unknown. This new understanding of the metabolic expense of color ...

Read the paper: High energetic cost of color change in octopuses In 1889 ... stimulated the expansion of chromatophores in samples of octopus skin and recorded the amount of oxygen consumed ...

An octopus has been spotted changing colour in ink-credible footage from a Welsh beach. Beachgoers captured the rare sight of the curled octopus while looking in rock pools on Menai Bridge beach ...

There are many remarkable things about octopuses—they’re famously intelligent, they have three hearts, their eyeballs work like prisms, they can change color ... allowing an octopus to ...

Octopus disguise has three main elements. One is color. Octopuses generate color ... By contracting special muscles, octopuses can change their skin from smooth to spiky. The effect can be extreme.

According to the Monterey Bay Aquarium, octopuses poop from their siphon or funnel, a large, tube-like structure they also ...

bulbous heads and are generally reddish-brown in color. Like the other members of the octopus family, though, they use special pigment cells in their skin to change colors and textures ...