Accurate Pregnancy Diagnosis in Female Dogs  The duration of the gestation in dogs is 57-70 days from breeding and about 61-64 days in cats.Abdominal palpation may detect uterine swellings between days 20-13 of gestation.Abdominal radiography can detect fetal skeletones 42-45 days of gestation and the number of fetuses can be counted. Radiographs are also useful … Continue reading Accurate Pregnancy Diagnosis in Female Dogs