Originally Posted by
FrancisA
Whatever the infestation may be, it is not bed bugs. These are microscopic and present in most bedding and mattresses.
This is flat-out wrong. From Wikipedia: "Adults grow to 4–5 mm (0.16–0.20 in) long and 1.5–3 mm (0.059–0.118 in) wide."
https://en.wikipedia.org/wiki/Bed_bug