When will the golden retriever female get her period?
Golden retrievers usually have their first menstrual period when they are 8-10 months old, and they usually have their period once every six months as adults. There are also dogs with different physiques who may have their period three times a year, but most of them are in the period. Spring and autumn are the periods from March to May and September to November, and the period usually lasts for 18-22 days.