American Museum of Natural History on Twitter: "#CephalopodWeek continues with the argonaut, sometimes called a paper nautilus—a reference to its thin white shell! It's actually a species of octopus & its “shell”
![Amazon.com: PEPPERLONELY Brown Paper Nautilus Seashell for Beach Crafts Nautical Coastal Cottage Decor Beach Wedding Air Plants, 2 Inch Up : Home & Kitchen Amazon.com: PEPPERLONELY Brown Paper Nautilus Seashell for Beach Crafts Nautical Coastal Cottage Decor Beach Wedding Air Plants, 2 Inch Up : Home & Kitchen](https://m.media-amazon.com/images/I/81oCIyskcXL.jpg)
Amazon.com: PEPPERLONELY Brown Paper Nautilus Seashell for Beach Crafts Nautical Coastal Cottage Decor Beach Wedding Air Plants, 2 Inch Up : Home & Kitchen
![Behold, the Argonaut, AKA Paper Nautilus. A type of nautiloid octopus that creates a paper thin shell to protect its eggs. These dudes have been around for millions of years and are Behold, the Argonaut, AKA Paper Nautilus. A type of nautiloid octopus that creates a paper thin shell to protect its eggs. These dudes have been around for millions of years and are](https://preview.redd.it/f348hkpsklt81.jpg?auto=webp&s=7abc95e6cc14f990fd4005143bffc6b0e6c3f635)
Behold, the Argonaut, AKA Paper Nautilus. A type of nautiloid octopus that creates a paper thin shell to protect its eggs. These dudes have been around for millions of years and are
![Paper nautilus: Argonauta argo (illustration from "The Ocean World") | Library Digital Collections | UC San Diego Library Paper nautilus: Argonauta argo (illustration from "The Ocean World") | Library Digital Collections | UC San Diego Library](https://library.ucsd.edu/dc/object/bb3789426r/_3.jpg)