Blob of Lumbriculus variegatus blackworms

Blob of Lumbriculus variegatus blackworms. The half-circle is the edge of a petri dish. [Research supported by U.S. National Science Foundation grant IOS 1941933.] Learn more in the NSF Research News story Shape-shifting worm blobs ...This is an NSF Multimedia Gallery item.
Source: NSF Multimedia Gallery - Category: Science Source Type: video