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− | <big><center>[[Reproductive System|'''BACK TO REPRODUCTIVE SYSTEM''']]</center></big>
| + | == Male == |
| | | |
− | <big><center>[[Reproductive_System#Small_Domestic_Mammals|'''BACK TO SMALL DOMESTIC MAMMALS''']]</center></big>
| + | === Penis === |
| + | |
| + | * Os penis lies within the tissue of the penis. |
| + | |
| + | |
| + | === Testes === |
| + | |
| + | * Two testes in an external scrotum. |
| + | * Open inguinal canals throughout life. |
| + | ** Allows testes to shrink and return to the abdomen in the non-breeding season. |
| + | |
| + | |
| + | === Puberty and Sexual Maturity === |
| + | |
| + | * Sexually mature at 6-7 weeks. |
| + | |
| + | |
| + | === Mammary Gland === |
| + | |
| + | * Teats are absent. |
| + | |
| + | ==Female== |
| + | |
| + | === Reproductive Tract === |
| + | |
| + | * [[Uterus - Anatomy & Physiology#Anatomical_Types_of_Uteri|Bicornate uterus]] |
| + | ** Short uterine body |
| + | ** Single [[Cervix - Anatomy & Physiology|cervix]] |
| + | |
| + | |
| + | === Puberty and Sexual Maturity === |
| + | |
| + | * Sexually mature at 2-4 weeks. |
| + | |
| + | |
| + | === Oestrous Cyclicity === |
| + | |
| + | * [[Oestrous Cycle - Anatomy & Physiology|Oestrus cycle]] 4-5 days. |
| + | * Post-partum oestrus. |
| + | ** Delayed if [[Lactation - Anatomy & Physiology|lactating]]. |
| + | |
| + | |
| + | === Gestation and Offspring === |
| + | |
| + | ==== Gestation ==== |
| + | |
| + | * Gestation period 19-21 days. |
| + | |
| + | ==== Litter ==== |
| + | |
| + | * Litter size 6-16 |
| + | * Altricial young |
| + | ** Eyes open at 12-14 days. |
| + | * Earliest weaning age 21 days. |
| + | * Care not to stress mother or she may cannibalise the young. |
| + | |
| + | === Mammary Gland === |
| + | |
| + | * 7 pairs of teats. |
| + | |
| + | |
| + | [[Category:Small Mammal Reproduction]] |
| + | [[Category:Bullet Points]] |