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Rat Reproduction - Anatomy & Physiology (view source)

Revision as of 13:06, 18 July 2008

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* [[Rat -Male- Anatomy & Physiology|Male]]

* [[Rat -Female- Anatomy & Physiology|Female]]

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~~== Female ==~~

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~~== Reproductive tract ==~~

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* [[Female_Reproductive_Tract_-The_Uterus_-_Anatomy_%26_Physiology#Anatomical_Types_of_Uteri|Bicornate uterus]]

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** Short uterine body

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** Single [[Female_Reproductive_Tract_-The_Cervix_-_Anatomy_%26_Physiology|cervix]]

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~~----~~

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~~== Oestrous Cyclicity ==~~

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* Non-seasonal polyoestrus

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* Oestrus cycle 4-5 days.

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* Duration of oestrus is ~14 hours.

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~~----~~

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~~== Copulation ==~~

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* Evidence that mating has occured is the 'copulatory plug'

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** Forms in the vagina.

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~~----~~

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~~== Gestation and Offspring ==~~

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* [[Reproductive_System#Gestation|Gestation]] length is 20-22 days.

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* Litter size 6-16

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* Altricial young

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** Eyes open at 12-14 days.

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* Earliest weaning age 21 days.

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* Care not to stress mother or she may cannibalise the young.

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~~----~~

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~~== Mammary Gland ==~~

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* 5 pairs of teats.

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~~----~~

Lwilkie

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Rat Reproduction - Anatomy & Physiology (view source)

Revision as of 13:06, 18 July 2008

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