Siphonophores - The longest animals on the planet Cousins of corals, siphonophores are colonies of specialized individuals called zoids. Some catch and digest their prey, others swim, or lay eggs or sperm.
Remote-controlled sailboat
Ciliate(Photo : Fabien Lombard)
Annelid worm (Photo : Fabien Lombard)
Dinoflagellate Ceratium candelabrum var depressum (Photo : Sophie Marro)
Instrumented buoy (Photo : David Luquet)
Dinoflagellate Ceratium azoricum (Photo : Sophie Marro)