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Avian Breeding, Ovulation and Oviposition - Anatomy & Physiology (view source)
Revision as of 17:08, 29 November 2010
, 17:08, 29 November 2010no edit summary
== Breeding Cycles ==
== Breeding Cycles ==
* Classified according to length of cycle and the time of year when the species becomes reproductively active.
* Classified according to length of cycle and the time of year when the species becomes reproductively active.
* '''Prolactin''' stimulates the production of '''crop milk''' in male and female columbiformes.
* '''Prolactin''' stimulates the production of '''crop milk''' in male and female columbiformes.
* '''Oviposition''' is controlled by '''prostaglandins and Arginine Vasotocin'''.
* '''Oviposition''' is controlled by '''prostaglandins and Arginine Vasotocin'''.
== Ovulation==
== Ovulation==
* Once ovulation has taken place, the [[The_Ovary_-_Follicles_- Anatomy & Physiology|follicle]] shrinks and regresses.
* Once ovulation has taken place, the [[The_Ovary_-_Follicles_- Anatomy & Physiology|follicle]] shrinks and regresses.
* '''No [[The_Ovary_-Corpus_Luteum_- Anatomy & Physiology|corpus luteum]]''' remains, as there is no developing embryo to maintain.
* '''No [[The_Ovary_-Corpus_Luteum_- Anatomy & Physiology|corpus luteum]]''' remains, as there is no developing embryo to maintain.
== Oviposition ==
== Oviposition ==
* Minutes to hours
* Minutes to hours
** Cuckoos lay their eggs in seconds so they can get away before the host returns.
** Cuckoos lay their eggs in seconds so they can get away before the host returns.
== Post-Lay ==
== Post-Lay ==
[[Category:Reproductive System]]
[[Category:Avian Reproduction]]