Difference between revisions of "Mouse Reproduction - Anatomy & Physiology"
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| + | * [[Mouse -Male- Anatomy & Physiology|Male]] | ||
| + | * [[Mouse -Female- Anatomy & Physiology|Female]] | ||
== Male == | == Male == | ||
Revision as of 12:26, 18 July 2008
Male
- Os penis lies within the tissue of the penis.
- 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.
- Sexually mature at 6-7 weeks.
- Teats are absent.
Female
- Bicornate uterus
- Short uterine body
- Single cervix
- Oestrus cycle 4-5 days.
- Post-partum oestrus.
- Delayed if lactating.
- Gestation period 19-21 days.
- 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.
- 7 pairs of teats.