Spider veins are a group of dilated veins that appear close to the surface of the skin and look like spider webs or tree branches. They are usually red or blue. Although they can develop anywhere, they are most common on the legs and face.
Toy dogs constitute the smallest variant, with a height of 8 inches and weight range of 4 to 6 pounds. A short- and smooth-haired dog, the Rat Terrier has a coat that can sport any of a variety of colors, which include white, red, fawn, black and tan, lemon, brown, blue and white, and red brindle.
The Rat Terrier sports a short, smooth coat made up of very dense, very shiny fur. They may come in a variety of colors including white, black with tan, black with rust, white and black or tan, red, blue, lemon, chocolate or orange. Some dogs may have ticking, and almost all Rat Terriers have white markings.