Larger and brighter blood stains may indicate that a bed bug was crushed while digesting a meal, while darker spots tend to indicate excreted blood meals. If you have an infested mattress, you should either replace it or seal it very tightly with a plastic liner. This leads to another type of evidence: bed bug feces.
I will show you pictures of the signs of bed bug on mattress so you will have a clear idea. Effective control requires you follow the easy steps on this guide. The signs of bed bugs on a mattress include eggs, fecal stains and cast skins on mattresses.
When these bugs are infesting a mattress, black patches of feces can be found on the corners or along the seams. If they have infested a piece of furniture, black residue can be found on stitching and in the creases or folds. Bed bug feces are sticky. For this reason, they can often be seen as tiny specks stuck to wood, cloth, carpeting, or walls.
Signs of Bed Bugs Here you'll find pictures of signs of bed bugs like eggs, fecal stains and cast skins on mattresses, different types of furniture and other hiding places. Whether you think you might have bed bugs or want to make sure you avoid bringing them home, these photos give you a good idea of what to look for and where to look.
Please note that there are many reasons why blood spots may display on bedding - however, if combined with other major signs of bed bugs then it is a clear indication of an infestation. The sting of a bed bug, in most cases is usually painless; which is why it does take a while before you notice any of the other more visual symptoms.