The reason why the dog’s ears do not stand up

1. Calcium deficiency:

The most direct reason why the dog’s ears do not stand upright is due to calcium deficiency. Calcium deficiency will cause the ears to stand upright. Some dogs do not have erect ears during the erect ear stage, so if you help the dog supplement calcium, the ears can be erect.

2. Breed:

Not all dogs have erect ears. There are many dogs that are not erect ears themselves, so they do not have erect ears during the erect ear stage. .