Morphological characteristics of bichon dogs: drooping ears, hidden in flowing long hair. The position of the ear is slightly higher than that of the eye, and it is in the front position. Black or dark brown eyes, surrounded by black or irregular brown skin, the rim of the eye itself is black. The length ratio of muzzle to head is very symmetrical.
Extended data
Smell characteristics: dogs' sense of smell ranks first among all animals, and blind dogs can live like normal dogs with their noses. The dog's keen sense of smell is mainly manifested in two aspects: first, it is sensitive to smell; The second is the ability to distinguish smells.
Sensitivity varies according to the kind of smell. The dog's ability to detect odor is 1 10,000 times or even 1 10,000 times that of human beings, and its ability to distinguish odor is more than 1 10,000 times that of human beings, and it can distinguish about 20,000 different odors. Excellent police dogs with special training can distinguish more than 1 10,000 different smells.
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