This is the 12787th most frequent Polish word.
niezidentyfikowanych
"Unidentified."
Description of something that has not been identified yet, here referring to animals.
W lesie znaleziono ślady niezidentyfikowanych zwierząt.
In the forest, traces of unidentified animals were found.
Used to describe objects whose identity is not known, here referring to objects in the sky.
Świadkowie zgłosili obserwację niezidentyfikowanych obiektów na niebie.
Witnesses reported sighting unidentified objects in the sky.
Indicating something that has not been identified, in this case, referring to structures.