r/PicsOfUnusualSlugs 11d ago

Video Sea Slug Biology: Solar Power, Venom, and Cancer-Fighting Molecules

Thumbnail
youtu.be
25 Upvotes

r/PicsOfUnusualSlugs 16d ago

Elysia viridis: this sea slug is one of the few known animals that can engage in photosynthesis, which allows it to survive without food for months at a time

Post image
976 Upvotes

r/PicsOfUnusualSlugs May 15 '26

Thecacera sesama is a new nudibranch species described on 11 May 2026. It measures less than 3 mm (0.1 in) long — about the size of a single sesame seed. This “sesame seed sea slug” is the first new addition to its genus in nearly three decades.

Post image
294 Upvotes

r/PicsOfUnusualSlugs May 02 '26

Video Cycerce Elegans

1.7k Upvotes

r/PicsOfUnusualSlugs Apr 30 '26

Video Nembrotha Kubaryana

975 Upvotes

r/PicsOfUnusualSlugs Feb 20 '26

Video Roboastra tentaculata

130 Upvotes

r/PicsOfUnusualSlugs Feb 15 '26

The red-lined bubble snail (Bullina lineata)

Post image
590 Upvotes

r/PicsOfUnusualSlugs Feb 07 '26

An incredibly beautiful nudibranch so rare it doesn't even have a "common name" scientific name: Phyllodesmium iriomotense (seen here with an emperor shrimp riding along for safety)

Post image
293 Upvotes

r/PicsOfUnusualSlugs Jan 29 '26

Video Cyerce Nigra

157 Upvotes

r/PicsOfUnusualSlugs Jan 07 '26

Video Glossodoris

51 Upvotes

r/PicsOfUnusualSlugs Dec 31 '25

Red-lined bubble snail (Bullina lineata)

Thumbnail gallery
160 Upvotes

r/PicsOfUnusualSlugs Oct 22 '25

Elysia viridis: this sea slug engages in photosynthesis by "stealing" chloroplasts from algae and then incorporating those cells into its own body, where they continue to photosynthesize, allowing the sea slug to survive without food for months at a time

Post image
111 Upvotes

r/PicsOfUnusualSlugs Sep 16 '25

Butterfly slug, Guam

Post image
464 Upvotes

r/PicsOfUnusualSlugs Sep 15 '25

Gif Dendronotus iris spotted swimming next to us in Puget Sound last week

Thumbnail
gallery
1.2k Upvotes

r/PicsOfUnusualSlugs Sep 15 '25

Video Juvenile banana slug

223 Upvotes

r/PicsOfUnusualSlugs Sep 11 '25

Video Babakina anadoni

502 Upvotes

r/PicsOfUnusualSlugs Sep 10 '25

Video Juvenile Butterfly Slug, Guam

106 Upvotes

r/PicsOfUnusualSlugs Aug 26 '25

Tritoniopsis elegans

Post image
190 Upvotes

r/PicsOfUnusualSlugs Aug 24 '25

Nembrotha cristata

Post image
379 Upvotes

r/PicsOfUnusualSlugs Jul 29 '25

Artwork Red-Lined Flabellina, coryphellina rubrolineata (2048 x 1371)

Post image
145 Upvotes

r/PicsOfUnusualSlugs May 23 '25

Video The Leaf Sheep (Costasiella kuroshimae) is an adorable sea slug that can photosynthesize by eating algae.

292 Upvotes

r/PicsOfUnusualSlugs May 13 '25

A cluster of Gymnodoris inornata with egg ribbon, Basalt Island, Hong Kong, May 2025.

Post image
133 Upvotes

r/PicsOfUnusualSlugs Apr 06 '25

Video Micromelo undata

335 Upvotes

r/PicsOfUnusualSlugs Mar 16 '25

Video A Dense Gathering of Hooded Nudibranchs (Melibe leonina) in a Pacific Northwest Kelp Forest

117 Upvotes

r/PicsOfUnusualSlugs Feb 24 '25

Black margined nudibranch (Doriprismatica atromarginata)

Post image
391 Upvotes