Carpet beetles have scales prickly hairs and compound eyes.
Do carpet beetles go in mattresses.
Bed bugs do bite to feed on your blood and give you red itchy welts.
Furniture carpet beetles this type resides on furniture and feed on hair padding and feathers.
The spare mattress seems like it might be a problem and carpet beetle larvae can definitely go after mattresses because many are stuffed with hair or feathers which the larvae eat but it s impossible for us to say.
To know where to focus the brunt of your cleaning first look for the primary source of the infestation which will be the area with the most signs of damage and beetles.
Common carpet beetles they are round black or yellow bugs and feed on carpet fur silk weathers and woollen.
Bed bugs do not but look similar to an apple seed with legs.
They are both very small but the carpet beetle is smaller.
Also carpet beetles feed on fabric type substances and bed bugs feed on blood.
Contrary to popular belief carpet beetles do not just live in your carpet which means that you can have a problem with these pests even if you only have hardwood or tile floors.
If carpet beetles are living in your bed it can be hard to tell if you have them or bed bugs.
Varied carpet beetles similar to black carpet beetles but smaller in size than the previous.
Moreover the larvae seem to have expanded so finding ground zero as it were might be of limited use.