As the team explained: “Dr. Christine Huffard, one of Caldwell’s former graduate students, led a study on the unique body patterns of Wunderpus photogenicus, an Indo-Pacific octopus species.

The team discovered that the Pygmy zebra octopus has stripe patterns as unique as human fingerprints, allowing even humans to tell them apart. They also found that after about two weeks of age, ...

The common octopus would be unique for its appearance alone, with its massive bulbous head, large eyes, and eight distinctive arms. But by far the most striking characteristic of the octopus is ...