2, the characteristics are different: from the characteristics, the pig's front hoof has more meat and less bones. Pig's hind hoof is meaty and bony.

3, the tendons are different: the front hoof can see obvious tendons, and the back hoof has no tendons.

Extended data:

Precautions:

Pig's trotters are usually edible and are good food for the elderly, women and people who have lost blood. But if it is a breast-feeding diet, it is necessary to put less salt and not monosodium glutamate.

Eating pig's trotters too late for dinner or before going to bed should not increase blood viscosity. For the elderly with weakened gastrointestinal digestive function at rest, it is not advisable to eat too much at a time.

Patients with hepatitis, cholecystitis, gallstones, arteriosclerosis and hypertension should eat less or not. Children with exogenous fever and all heat syndrome and excess syndrome should not eat more, and children with weakened gastrointestinal digestive function should not eat too much at one time.

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People's Network-Eating pig's trotters has many benefits. There are three tips for buying pig's trotters.