Chihuahua Identification and Selection:
I. Examination of Appearance:
- Spirit: Lively, agile, bright and lively eyes, normal walking, and no signs of limping.
- Coat: Glossy, natural color, rich pigmentation, and no hair loss.
- Short-haired: Adhering closely to the body.
- Long-haired: Fluffy.
- Weight: Preferably choose a well-built puppy that feels solid when placed on the palm.
II. Detailed Examination:
- Eyes: Bright, lively, free from eye discharge, no tearing, clear and bright cornea, and consistent eye color.
- Ears: No hair loss, dandruff, or lesions on the ear flaps, clean ear canals, and no dirt or odor.
- Nose: Slightly moist, no nasal discharge, cool nose.
- Mouth: Well-closed upper and lower lips, pink mucous membranes, no odor, no drooling, white teeth, normal color of mouth corner hair, and no reddish-brown oxidation stains.
- Head: No swelling of the submandibular lymph nodes, no coughing upon gentle palpation of the trachea.
- Back: Straight.
- Nipples: 4-6 pairs, symmetrical on both sides, prominent (not concave).
- Testicles: Two, no single or cryptorchidism.
- Anus: Clean perianal area, no redness or swelling, normal hair color.
- Tail:
- Short-haired: Flat tail, naturally uplifted.
- Long-haired: Decorative longer hair, in a tassel shape, naturally hanging down, no red rash or sparse hair loss, and no tail biting.
- Limbs: Straight, without X or O-shaped legs.
- Skin: Healthy, no redness, no scabs or wounds.
- Excrement: Well-formed feces, brown color, no parasites, clear urine, not cloudy.
Ensure the Chihuahua meets these criteria for a healthy and well-maintained dog.