A search for unknown produces 2 things, things with the label Unknown and forms of life whose iconic taxa is not in the major categories used by the site. Viruses fall into the 2nd category, hence you see it there.
Related topics
| Topic | Replies | Views | Activity | |
|---|---|---|---|---|
| Virus observation is both Research Grade and "Unknown" | 3 | 857 | August 17, 2020 | |
| "What’s with this not-Unknown creature showing up in the Unknown search?" re-encountered | 7 | 844 | February 13, 2020 | |
| Poll - How many people seek out "unknown" observations to ID? | 50 | 3311 | October 23, 2019 | |
| How to find a list of "unidentified/unknown" observations? | 2 | 2500 | August 13, 2019 | |
| Non-iconic taxa appear under unidentified/unknown observations | 2 | 1468 | March 13, 2019 |