These are relatively rare organics (see in-game Codex for locations), and they will appear on the Navigation panel as Biological signals. There appears to be only a single classification. They spawn the usual range of raw materials, shoot them to retrieve.
Scan them with the ship or SRV Composition Scanner to record them in your codex for further details on where they can appear.
These biologicals can be found in systems containing A Type Stars that also contain Eath-Like, Gas Giant With Water Based Line and Water Giant With Water Based Life
They are only found on Metal Rich BodiesError requesting data: cURL error 28: Operation timed out after 5000 milliseconds with 0 bytes received
(Image: CMDR Crimshadow)