Bilateral
It is parasitism because the bed bug benefits and the human is harmed
Yes, if you find a small bug in your bed, it is important to identify it first to determine if it is a bed bug or another type of insect. If it is a bed bug, it is best to contact a professional pest control service to effectively deal with the infestation.
Any type of creature that one regards as a "bug" is an arthropod, and all arthropods have bilateral symmetry. This means they have symmetry across one plane (known as the sagittal plane, and directly down the centre of their body), which means one side of their body approximately mirrors the other side.
In a bed?
bed bug
No, there is no black bug on the bed that needs attention.
In Yiddish, "bed bug" is referred to as a "bett-khefer."
Yes, have you ever found a black bug in your bed?
No, I have not encountered a long black bug in my bed.
Read about how effective bed bug steamers are, other methods of cleaning up your bed, and where to buy a bed bug steamer (among other topics) at www.bedbugger.com.
A wood tick is much larger than a bed bug.
No, I have never found a long white bug in my bed.