![thedeep.blues on Instagram: “Look at the color of Sea Pen✨ As their name suggests, sea pens can look like writing p… | Ocean photography, Writing pens, Marine life thedeep.blues on Instagram: “Look at the color of Sea Pen✨ As their name suggests, sea pens can look like writing p… | Ocean photography, Writing pens, Marine life](https://i.pinimg.com/originals/ef/19/18/ef191802136881c01f4e31867c4e7495.jpg)
thedeep.blues on Instagram: “Look at the color of Sea Pen✨ As their name suggests, sea pens can look like writing p… | Ocean photography, Writing pens, Marine life
![American Museum of Natural History on Twitter: "You might be surprised to know that this feather-like structure—dubbed a sea pen—is a colony of polyps working together to survive in the ocean. Polyps American Museum of Natural History on Twitter: "You might be surprised to know that this feather-like structure—dubbed a sea pen—is a colony of polyps working together to survive in the ocean. Polyps](https://pbs.twimg.com/media/DwQRZI4WoAgoBv5.jpg)
American Museum of Natural History on Twitter: "You might be surprised to know that this feather-like structure—dubbed a sea pen—is a colony of polyps working together to survive in the ocean. Polyps
![A purple sea pen catches plankton as it grows out of a sandy slope in Komodo National Park, Indonesia. Sea pens are often found in sandy habitats where there is current. Stock A purple sea pen catches plankton as it grows out of a sandy slope in Komodo National Park, Indonesia. Sea pens are often found in sandy habitats where there is current. Stock](https://t4.ftcdn.net/jpg/02/72/74/41/360_F_272744127_T79a1UvQ5XJ7IjU7EySoL70sGMXp319N.jpg)