Flatbugs, nymphs and adults

Flatbugs, nymphs and adults

Observation - Flatbugs, nymphs and adults - Southern Africa. Description: Found on a dead tree trunk, living under the loose bark. Nymphs very small, 1 to 2 mm, adults guess

Found on a dead tree trunk, living under the loose bark. Nymphs very small, 1 to 2 mm, adults guesstimated smaller than 6 mm in length. Only one species involved here, or do the bugs in pic 6 belong in a separate observation?