When you have her spayed.
It's the same with any dog, when it's in heat.
Your Labrador male dog should start barking at strangers when it is at least 12 months old.
when it gets to the age of 1 or weighs the same as an adult dog
They are located on the Labs belly. It is the same with every female dog. If your dog never went through a heat they might be harder to spot than if they did go through a heat.
GS is a better dog than labrador
That all depends on the age, size and temperament of either dog. Typically, a dog with a more nervous energy is one that is more prone to losing than one that is more dominant, because in the dog world, such energy is weak energy, no matter what size or age either dog is.
The average age for any dog to be altered is 6 months--but can be done when the balls drop.
There is no such breed. Each female dog as an individual will vary during her heat. Normally you see the most blood in the beginning of the heat then it slowly stops.
лабрадор (a type of gun dog) [labrador].
Yes, the Labrador Retriever originated in Newfoundland, but since there was already a Newfoundland named dog, it was named after the sea Labrador. The dog was named this by the sea in which the men who bred the dog worked in.
Every 120 days, a dog goes into heat. The pregnancy period is included when calculating the next heat.
Unless you want your dog for breeding, please get her spayed! Spaying the dog stops her from going in heat. Also if you do not, 50% of female dogs that have not had puppies and are not spayed get Pyometra, a disease of the uterus.