Ferret Reproduction - Anatomy & Physiology

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  • Male is known as the Hob.
  • J-shapes os penis lies within the caudal section of the penis dorsal to the penile urethra.
    • Supporting bone is the Baculum.
  • Penis points cranially.
  • Opening of the prepuce is on the ventral abdomen.
  • Two testes carried externally in the scrotum.
  • Sexual maturity is usually reached during the first spring after birth at about 4-8 months of age.
  • Once testes have descended, the inguinal canal closes and they are not able to be retracted.
  • Spermatogenic activity increases within the semniferous tubules of the testes from December-July.
    • Testes become noticeably enlarged in preparation for the breeding season (March-August).


  • Known as the Jill.
  • Bicornuate uterus
    • Long uterine horns and no uterine body.
  • Average litter 8-10 kits, but can be as large as 18.
  • Vulva lies on the perineum, ventral to the anus.
    • During the non-breeding season, it is small and slit-like.
    • During oestrus it becomes swollen and resembles a small doughnut.
  • Seasonally polyoestrus
  • Induced ovulator
    • If mated, ovulation occurs within 30-40 hours of coitus.
  • Gestation period is 42 days.