Sep 04, 2013 - 03:49 PM
Bedbugs are a parasite, but usually after they take a blood meal, they leave the host. So for them to stay on the host (your hair or scalp) would be unusual.
Also, bed bugs are fairly easy to see, and they would not stick to your scalp. Lice and Scabies could and would be harder to see. If you can find a live or dead bug, compare it to these pictures -
Both are small, but Bed bugs are usually larger and easier to see. Lice are very small and difficult to see.