#4 The cockers are the smallest of the hunting spaniels (the toy spaniels are companion dogs).
#5 The American cocker spaniel is a small dog standing 36 to 38 cm (14 to 15 inches) and weighing 10 to 13 kg (22 to 29 pounds).
Compact and sturdily built, it has a rounded head, floppy ears, and a soft, flat, or wavy coat. The tail is usually docked. The coat may be either solid colored or variegated – colors include black and black with tan, reddish-brown, buff, and black and white.
#6 The English cocker spaniel is similar to the American cocker spaniel but is larger and has longer legs and a longer muzzle. It stands 38 to 43 cm (15 to 17 inches) and weighs 26 to 34 pounds (12 to 15 kg).
It has a medium-length, silky coat in a variety of colors. Cocker spaniels are popular companion dogs and are especially good with children.