Symptoms of male dogs in estrus:

1. During the estrus period, the reproductive organs of male dogs will be swollen and secretions will flow out.

2. During estrus, male dogs will have behaviors such as crawling on the crotch, hugging the owner's legs, and like to get close to the female dog. Some male dogs will urinate randomly in order to distribute their own scent.

3. Male dogs will run away from home during the estrus period. Therefore, owners usually need to close the doors and windows of the house to prevent the male dog from escaping or jumping off the building.

Precautions for male dogs in estrus:

1. Separate male and female dogs: During estrus, male dogs will find ways to mate with female dogs in estrus. If there is no dog birth plan, It is best to isolate male and female dogs during the male dog's estrus period to avoid pregnancy problems for the female dog.

2. Reduce going out: Male dogs will be more aggressive during the estrus period. In addition to paying attention to the dog at home, you should also go out less and avoid quarreling with other male dogs. Also avoid contact with female dogs if they have the urge to run away.

3. Safety when going out: When going out, be sure to wear an anti-bite mask to prevent dogs from attacking other male dogs and passers-by. The rope must be strong and have good anti-breakaway properties. You can choose a chest harness. or anti-riot leash.