Feather stars are a type of marine invertebrate with featherlike arms that radiate from a central body. Researchers say the creatures’ origins date back about 200 million years: Feather stars are thought of as ‘living fossils.’ They have a tremendous diversity that traces its roots deep down in the geological past. This footage was from our #BackyardDeep expedition off the California coast. Not all feather stars can swim. Many species are only able to crawl along the bottom. There are a few theo