A version of this article appears in print on Nov. 8, 2022, Section D, Page 2 of the New York edition with the headline: Eight Isn’t Enough: Looks Like a Shell, but an Octopus And 40,000 Eggs ...

The veined octopus, for example, dons a suit of armour made of coconut shells. The veined octopus (Amphioctus marginatus) lives in sandy, exposed habitats that have little in the way of cover.

Finally, Sigurdsson helped the octopus with the leftover shell to completely protect it from predators ensuring its survival. The video has amassed over 20 million views since it was shared and ...

Fredrik Moberg, the person who took the video of this octopus, says he had a metal stick that he used to mimic animal movement under the sand in front of the octopus, which was hiding in the shell ...