In the event of a major disaster or other emergency, the OCC may grant approval for a temporary branch. Such approvals reflect the particular circumstances and generally permit operation for six months, unless the OCC grants an extension.
Report Abuse. anywhere from 6 months to 8 months. If they get pregnant when they have their first heat the dog will be at a higher rate of having severe problems with the litter of puppies. It is really risky, and really dangerous for your dog.
Pedigree Database. What is the typical duration for the next heat after birth, would it be: a) 6 months from the date of last whelp; or b) 6 months from the date of last heat; or c) 6 months from the date when the puppies have been weaned; or d) whatever Thanks.