Difference between revisions of "Mouse Reproduction - Anatomy & Physiology"
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m (Text replace - "[[Female_Reproductive_Tract_-The_Uterus_- Anatomy & Physiology" to "[[Uterus - Anatomy & Physiology") |
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* [[Oestrous Cycle - Anatomy & Physiology|Oestrus cycle]] 4-5 days. | * [[Oestrous Cycle - Anatomy & Physiology|Oestrus cycle]] 4-5 days. | ||
* Post-partum oestrus. | * Post-partum oestrus. | ||
| − | ** Delayed if [[ | + | ** Delayed if [[Lactation - Anatomy & Physiology|lactating]]. |
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==== Gestation ==== | ==== Gestation ==== | ||
| − | * | + | * Gestation period 19-21 days. |
==== Litter ==== | ==== Litter ==== | ||
Revision as of 12:53, 13 December 2010
Male
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
- Bicornate uterus
- Short uterine body
- Single cervix
Puberty and Sexual Maturity
- Sexually mature at 2-4 weeks.
Oestrous Cyclicity
- Oestrus cycle 4-5 days.
- Post-partum oestrus.
- Delayed if 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.