Symptoms of a puppy in heat

1. Female dog:

Symptoms of a female dog in heat include decreased appetite, restlessness, excitement, increased activity, bright eyes, and a tendency to bark. And urinating, when seeing other male dogs, they will take the initiative to approach, and even climb over other dogs.

2. Male dogs:

Symptoms of male dogs in estrus include becoming irritable, tending to fight, and losing appetite. They urinate frequently to divide territories to attract female dogs, which is more obvious. What's more, male dogs in heat will climb on people's legs or toys.