Difference between revisions of "Rabbit Reproduction - Anatomy & Physiology"
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− | + | <big><center>[[Reproductive System|'''BACK TO REPRODUCTIVE SYSTEM''']]</center></big> | |
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− | + | <big><center>[[Reproductive_System#Small_Domestic_Mammals|'''BACK TO SMALL DOMESTIC MAMMALS''']]</center></big> | |
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− | + | * [[Rabbit -Male- Anatomy & Physiology|Male]] | |
− | + | * [[Rabbit -Female- Anatomy & Physiology|Female]] | |
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− | + | == Male == | |
− | + | * Male rabbit is known as the buck. | |
+ | * Two testes | ||
+ | ** Descend at ~12 weeks of age | ||
+ | *** Inguinal canal remains open. | ||
+ | ** In the adult male they lie in two almost hairless scrotal sacs. | ||
+ | * Scrotal sacs are cranial to the penis (In the majority of placental mammals they lie caudal to the penis). | ||
+ | * No nipples | ||
+ | ---- | ||
− | + | == Female == | |
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− | + | * Female rabbit is known as the Doe. | |
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− | + | * [[Female_Reproductive_Tract_-The_Uterus_-_Anatomy_%26_Physiology#Anatomical_Types_of_Uteri|Bicornuate duplex uterus]]. | |
+ | ** Two seperate uterine horns. | ||
+ | ** No uterine body | ||
+ | ** Each horn has its own [[Female_Reproductive_Tract_-The_Cervix_-_Anatomy_%26_Physiology|cervix]]. | ||
+ | ** Two cervices open into a single vagina. | ||
+ | * Mesometrium is a major fat storage organ. | ||
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− | + | * Age of sexual maturity varies with breed. | |
+ | ** Small breeds mature at ~5 months | ||
+ | ** Larger breeds mature as late at as 8 months. | ||
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− | + | * Induced ovulator with no well-defined oestrous cycle. | |
+ | * Periods of sexual receptivity every 4-6 days. | ||
+ | * Oestrus period lasts ~14 days. | ||
+ | * Ovulation occurs within 10 hours of coitus. | ||
+ | * Breeding season January-October in the UK. | ||
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− | + | * [[Reproductive_System#Gestation|Gestation]] period is 28-32 days. | |
− | + | * Pseudopregnancy may occur. | |
− | + | ** Lasts 18 days. | |
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− | + | * Litter size 4-12. | |
+ | * Young are altricial | ||
+ | ** Born hairless, deaf and blind. | ||
+ | ** Totally dependent on their mother for the first few weeks of life. | ||
+ | ** Protected from the environment and predators by the nest which is made by the Doe using hair from the dewlap. | ||
+ | ** If the nest is disturbed, the Doe may cannibalise the offspring. | ||
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− | + | * Doe has 4/5 pairs of nipples. | |
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Revision as of 11:52, 18 July 2008
Male
- Male rabbit is known as the buck.
- Two testes
- Descend at ~12 weeks of age
- Inguinal canal remains open.
- In the adult male they lie in two almost hairless scrotal sacs.
- Descend at ~12 weeks of age
- Scrotal sacs are cranial to the penis (In the majority of placental mammals they lie caudal to the penis).
- No nipples
Female
- Female rabbit is known as the Doe.
- Bicornuate duplex uterus.
- Two seperate uterine horns.
- No uterine body
- Each horn has its own cervix.
- Two cervices open into a single vagina.
- Mesometrium is a major fat storage organ.
- Age of sexual maturity varies with breed.
- Small breeds mature at ~5 months
- Larger breeds mature as late at as 8 months.
- Induced ovulator with no well-defined oestrous cycle.
- Periods of sexual receptivity every 4-6 days.
- Oestrus period lasts ~14 days.
- Ovulation occurs within 10 hours of coitus.
- Breeding season January-October in the UK.
- Gestation period is 28-32 days.
- Pseudopregnancy may occur.
- Lasts 18 days.
- Litter size 4-12.
- Young are altricial
- Born hairless, deaf and blind.
- Totally dependent on their mother for the first few weeks of life.
- Protected from the environment and predators by the nest which is made by the Doe using hair from the dewlap.
- If the nest is disturbed, the Doe may cannibalise the offspring.
- Doe has 4/5 pairs of nipples.