1. Location of collection: Serbia - Europe.
2. Date of collection: 16- September - 2016
3. Habitat of collection: Colony near wall and canal (pretty moister and close to a firewood)
4. Length (from head to gaster): Queen - 6.5mms Worker: Unknown
5. Color, hue, pattern and texture: A bit larger gaster then rest of the body, has a yellow marks on gaster. Has visible waist.
6. Distinguishing characteristics: /
7. Distinguishing behavior: Very slow, tends to form a circle with her body, like she's sleeping.
8. Nest description: It had many holes in the ground, around 30-40 workers and two queens. One died while exctracting.
[Images of ant]
That's the best image I could take. The others are blury.
Also the best match (visually, for me) was: