Send a spike identification sticker, talk about the true and false spike, and teach you how to distinguish it.

The size is larger, generally reaching more than 5 cm. Dog teeth are smaller.

Leng Yue's shape is sharp, with bloated teeth and a big belly.

The proportion of crowns can account for more than one third, and the crown of dog teeth can not exceed one quarter.

There is no obvious swelling of the tooth enamel, but the dog's tooth enamel is obvious.

The roots are round and full, smooth and well healed. Bermuda grass shrinks rough, and the roots of old dogs can heal well.

Spike has a horizontal blood line, dog teeth, only a few mastiff teeth have a horizontal blood line, but the root of mastiff teeth is very bloated.