![Diversity | Free Full-Text | The First In Situ Observation of the Ram's Horn Squid Spirula spirula Turns “Common Knowledge” Upside Down Diversity | Free Full-Text | The First In Situ Observation of the Ram's Horn Squid Spirula spirula Turns “Common Knowledge” Upside Down](https://www.mdpi.com/diversity/diversity-12-00449/article_deploy/html/images/diversity-12-00449-g001.png)
Diversity | Free Full-Text | The First In Situ Observation of the Ram's Horn Squid Spirula spirula Turns “Common Knowledge” Upside Down
![Squid sighting: Scientists share first-ever footage of 'freaky' Ram's Horn squid | Science | News | Express.co.uk Squid sighting: Scientists share first-ever footage of 'freaky' Ram's Horn squid | Science | News | Express.co.uk](https://cdn.images.express.co.uk/img/dynamic/151/590x/secondary/squid-sighting-science-first-video-freaky-rams-horn-squid-Schmidt-Ocean-Institute-2737642.jpg?r=1604329531838)
Squid sighting: Scientists share first-ever footage of 'freaky' Ram's Horn squid | Science | News | Express.co.uk
![Spirula peronii, Print, Spirula spirula is a species of deep-water squid-like cephalopod mollusk. It is the only extant member of the genus Spirula, the family Spirulidae, and the order Spirulida. Because of Spirula peronii, Print, Spirula spirula is a species of deep-water squid-like cephalopod mollusk. It is the only extant member of the genus Spirula, the family Spirulidae, and the order Spirulida. Because of](https://c8.alamy.com/comp/2A2NHPJ/spirula-peronii-print-spirula-spirula-is-a-species-of-deep-water-squid-like-cephalopod-mollusk-it-is-the-only-extant-member-of-the-genus-spirula-the-family-spirulidae-and-the-order-spirulida-because-of-the-shape-of-its-internal-shell-it-is-commonly-known-as-the-rams-horn-squid-or-the-little-post-horn-squid-because-the-live-animal-has-a-light-emitting-organ-it-is-also-sometimes-known-as-the-tail-light-squid-2A2NHPJ.jpg)
Spirula peronii, Print, Spirula spirula is a species of deep-water squid-like cephalopod mollusk. It is the only extant member of the genus Spirula, the family Spirulidae, and the order Spirulida. Because of
![Eastern_Seaboard_Mollusks on Twitter: "The Ram's Horn Squid, Spirula spirula, are found in tropical and subtropical oceanic waters worldwide. This species lives deeper by day and migrates to more shallow waters to feed Eastern_Seaboard_Mollusks on Twitter: "The Ram's Horn Squid, Spirula spirula, are found in tropical and subtropical oceanic waters worldwide. This species lives deeper by day and migrates to more shallow waters to feed](https://pbs.twimg.com/media/FZvt49sWYAEsimc.jpg)
Eastern_Seaboard_Mollusks on Twitter: "The Ram's Horn Squid, Spirula spirula, are found in tropical and subtropical oceanic waters worldwide. This species lives deeper by day and migrates to more shallow waters to feed
Field Museum - Spirula spirula, or the ram's horn squid, lives in the deep sea. Sometimes after the squid dies, its shell floats to the surface and washes ashore. | Facebook
![File:Spirula spirula (ram's horn squid shell) (San Salvador Island, Bahamas) 1 (16004012540).jpg - Wikimedia Commons File:Spirula spirula (ram's horn squid shell) (San Salvador Island, Bahamas) 1 (16004012540).jpg - Wikimedia Commons](https://upload.wikimedia.org/wikipedia/commons/a/ab/Spirula_spirula_%28ram%27s_horn_squid_shell%29_%28San_Salvador_Island%2C_Bahamas%29_1_%2816004012540%29.jpg)