Resolution is the number of <term>pixel</term>s (individual points of color) contained on a display monitor, expressed in terms of the number of pixels on the horizontal axis and the number on the ...
The bleeding should last no more than 3 weeks and should be more intense during the first days. The dog can get pregnant only during the first 2 to 3 days after the heat cycle has started. If you want to breed your dog, you will have to ask a vet to determine the best time to do this.
In most cases, your dog's body shouldn't go into heat for a few months after pregnancy, but individuals can have irregular cycles. The fact is, how long after pregnancy a dog has her next period, or goes into estrus or heat, varies widely. Most female dogs experience a first heat cycle at the age of 6 months. Unless spayed or pregnant, they'll go into heat every six months for the rest of their lives.