2 Queens, Wandering the Trails looking for a Nest to invade.
feeding larvae formica fusca group worker(s)
The picture isn't great, but multiple had a red mesosoma (mid-section). Disturbed from a log during post burn mop up.
mature colony with thousands of workers and larvae along with the queen under large oak log
large pile of mangled dead claviger queens under log with mature americanus colony
Ant mound in sunny open area near paved trail. Ants with black heads.