The octopus is one of the more intelligent creatures on Earth. I mean not like people, but they’re pretty damn smart for being boneless underwater lumps of flesh. Sy Montgomery of Orion Magazine got a chance to meet an octopus close up, and he was amazed at the creature’s apparent intellect and emotional response.
Cuttlefish (Sepiida) are not only incredible masters of colour change, they also use visual cues to determine how best to posture themselves for camouflage that is positively seamless. Check out these images from the lab as well as the natural environment. Awesome.
- Ref: Barbosa et al. (2011) Cuttlefish use visual cues to determine arm postures for camouflage. Proceedings of the Royal Society B Published online before print May 11 2011 [link]