As you can see bed bug pass from seven stage of its life. As i already tell you it is very hard to see egg of lady bed bug because of his egg size which is around 1 mm long only. Which is very hard to detect. lady bug generally place her egg at some hot dark place so that no one can see because of darkness.
So this is also a reason why bed bug population increase so high. There are several method also to kill bed bug eggs, which i will share in nest post that how to kill hided bed bug. Till now check out some images of bed bug bites. How bed bug bites look like on human being.
Also Check :
How To Kill Bed Bugs
Man capture all family of bed bug, all you can say that a whole stage of bed. You can also compare their sizes.
Bed Bug Bites Pictures