The coat colors of Labrador Retrievers can only be black, yellow, and chocolate, and other colors are unqualified; Labrador Retrievers have a larger head, an obvious forehead, a wider nose, and the nose must be black to be a purebred. Dog; The tail of a purebred Labrador Retriever is thick and straight, and cannot be curled behind the back.
Whether a Labrador Retriever is a purebred should pay attention to its coat color. Purebred Labrador retrievers come in three colors, namely black, yellow, and chocolate; the fur of Labrador retrievers is double-layered, and it is very magical. A layer of soft down allows them to stay in cold water. Temperature, a thick, hard outer layer of hair that is waterproof.

Purebred Labrador dogs must have a clear head and clear head lines. The broad top of the head makes the head look quite big. The top of the head is very broad, making the head look quite large. The forehead should be obvious, the head should be clear-cut, and the lower jaw should be long and powerful, but it should not feel too long. The nose should be wide and the nostrils should also appear wider. The teeth are strong and regular, with a horizontal or scissors bite. The ears hang moderately on both sides of the head and are somewhat set back, hanging low but not heavy.

The contours of each part are obvious, well combined, and the shape is well-proportioned, square, square head, short face, wide mouth, broad back of the head, and moderate stop. The head and front face are on parallel surfaces and approximately equal in length. The stop is moderate, and the eyebrows are slightly prominent, so that the head to the tip of the nose is not a complete straight line.

Labrador's front feet are straight from the shoulders down to the ground, with the toes well arched. The hind ankles are moderately bent, the limbs are of moderate length, and are balanced with all parts of the body. When the Labrador walks, there is no sign of the elbows pointing outward. To be more precise, the elbows and legs appear to be in line with the body, but not too close. Straight ahead, no pacing or weaving. The legs form a straight line and all parts move in the same plane.

The Labrador's tail is unfeathered and is covered with thick, short, bushy coat all around, resulting in a peculiar rounded appearance that has been described as an "otter" tail. The tail is a unique feature of the breed. Very thick at the base, tapering towards the tip. The tail is an extension of the topline, both at rest and in motion. May be held cheerfully but not curled behind the back.