A 4 year old Pomsky bitch came to the Theriogenology section…
A 4 year old Pomsky bitch came to the Theriogenology section at Mizzou for a pregnancy exam. She was naturally cover once by a proven stud dog one month ago. The owner reported that the breeding occurred 12 days after she started bleeding and that the “tie” lasted 55 minutes. No cycle management tool was used to time the breeding. Abdominal ultrasound was performed and showed the presence of only one fetus (singleton). Considering the information above, what is the most likely cause of a single fetus?
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