Chester Rows Chester Rows Chester Rows consist of covered walkways at the first floor behind which are entrances to shops and other premises. At street level is another set of shops and other premises, many of which are entered by going down a few steps. The Rows, found in each of the four main streets of the city of Chester, Cheshire, England, are unique. Dating from the medieval era, the Rows may have been built on top of rubble remaining from the ruins of Roman buildings, but their origin is still subject to speculation. In some places the continuity of the Rows
Cat senses two rows of whiskers are able to be moved independently from the lower two rows for greater precision during measurement. A cat's whiskers are more than twice as thick as ordinary cat hairs, and their roots are three times deeper in a cat's tissue than other hairs. They have numerous nerve endings at their base, which give cats extraordinarily detailed information about nearby air movements and objects with which they make physical contact. They enable a cat to know that it is near obstacles without it needing to see them. Whiskers also aid in hunting. High speed photography reveals that