You ve noticed that carpet beetles length varies a lot while bed bugs are always the same length.
Black carpet beetles in bed.
The biggest difference is in size.
That s because bed bugs always look the same but there are a lot of carpet beetle.
Bed bug larvae look like little worms while carpet beetle larvae look like fuzzy bugs with little spines all over them.
Varied carpet beetles do have brown on their backs but they look more spotted or striped with white and light colored patches mixed with brown.
They have short antennae and round bodies and might also have irregular brown orange and white scales or be solid brown or.
Bed bugs and carpet beetles are both very small.
Bed bugs are reddish brown flat and shaped like an apple seed.
Also carpet beetles feed on fabric type substances and bed bugs feed on blood.
Carpet beetles on the other hand measure between 1 16 of an inch and 1 8 of an inch long.
The main difference is the color.
Sometimes they look like a black and yellow ladybug.
Carpet beetles vary in color depending on type e g varied black furniture or common carpet beetles.
If carpet beetles are living in your bed it can be hard to tell if you have them or bed bugs.
Both the bed bug and the carpet beetle are problematic.
Bed bugs will hide in bedding in ribbing around mattresses in the cracks of hardwood floors behind electrical outlets behind wall coverings in carpets and furniture in wall voids and behind baseboards.
The carpet beetle and bed bug not only leave similar looking bites but there are other similarities.