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| * Psittacines, Passerines, Pidgeons and birds of prey all have no phallus. | | * Psittacines, Passerines, Pidgeons and birds of prey all have no phallus. |
− | * Copulate by transferring semen from the everted [[Avian_Vent_and_Cloaca_-_Anatomy_%26_Physiology#The_Cloaca|Cloaca]] directly into the female [[Exotics_-_Anatomy_of_the_Female_Reproductive_System_-_Anatomy_%26_Physiology#Oviduct|oviduct]]. | + | * Copulate by transferring semen from the everted [[Avian_Vent_and_Cloaca_- Anatomy & Physiology#The_Cloaca|Cloaca]] directly into the female [[Exotics_-_Anatomy_of_the_Female_Reproductive_System_- Anatomy & Physiology#Oviduct|oviduct]]. |
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| === Non-Protrusible Phallus === | | === Non-Protrusible Phallus === |
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| * Consists of a small medial tubercle intimately associated on each side with lymphatic folds and vessels. | | * Consists of a small medial tubercle intimately associated on each side with lymphatic folds and vessels. |
| * When erect with lymph, the phallus develops a median groove. | | * When erect with lymph, the phallus develops a median groove. |
− | ** Median groove permits passage of ejaculate down into the everted female [[Exotics_-_Anatomy_of_the_Female_Reproductive_System_-_Anatomy_%26_Physiology#Oviduct|oviduct]]. | + | ** Median groove permits passage of ejaculate down into the everted female [[Exotics_-_Anatomy_of_the_Female_Reproductive_System_- Anatomy & Physiology#Oviduct|oviduct]]. |
| | | |
| === Protrusible Phallus === | | === Protrusible Phallus === |
| | | |
| * Ratites and Anseriformes | | * Ratites and Anseriformes |
− | * Elongated, capable of true intromission into the female [[Avian_Vent_and_Cloaca_-_Anatomy_%26_Physiology#The_Cloaca|cloaca]]. | + | * Elongated, capable of true intromission into the female [[Avian_Vent_and_Cloaca_- Anatomy & Physiology#The_Cloaca|cloaca]]. |
− | * Distal end lies enclosed in a cavity on the floor of the [[Avian_Vent_and_Cloaca_-_Anatomy_%26_Physiology#The_Cloaca|cloaca]] and becomes engorged with lymphatic fluid. | + | * Distal end lies enclosed in a cavity on the floor of the [[Avian_Vent_and_Cloaca_- Anatomy & Physiology#The_Cloaca|cloaca]] and becomes engorged with lymphatic fluid. |
| ** Anseriformes have a curved, fibrous phallus that conveys semen via a spiral groove. | | ** Anseriformes have a curved, fibrous phallus that conveys semen via a spiral groove. |
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| == Accessory Sex Organs == | | == Accessory Sex Organs == |
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− | The male avian has no [[Male_Reproductive_Tract_-Accessory_Sex_Glands_-_Anatomy_%26_Physiology|accessory sex glands]] that are seen in mammals. Instead, they have accessory reproductive organs: | + | The male avian has no [[Male_Reproductive_Tract_-Accessory_Sex_Glands_- Anatomy & Physiology|accessory sex glands]] that are seen in mammals. Instead, they have accessory reproductive organs: |
| * Paracloacal Vascular Bodies | | * Paracloacal Vascular Bodies |
| * Dorsal Procotodeal Gland | | * Dorsal Procotodeal Gland |
| * Lymphatic Folds | | * Lymphatic Folds |
− | These are either in proximity to, or are an integral part of the [[Avian_Vent_and_Cloaca_-_Anatomy_%26_Physiology#The_Cloaca|cloaca]]. | + | These are either in proximity to, or are an integral part of the [[Avian_Vent_and_Cloaca_- Anatomy & Physiology#The_Cloaca|cloaca]]. |
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| === Dorsal Procotodeal Gland === | | === Dorsal Procotodeal Gland === |
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− | * Found on the dorsal [[Avian_Vent_and_Cloaca_-_Anatomy_%26_Physiology#The_Cloaca|proctodeum]]. | + | * Found on the dorsal [[Avian_Vent_and_Cloaca_- Anatomy & Physiology#The_Cloaca|proctodeum]]. |
| * Develop to varying degrees. | | * Develop to varying degrees. |
| * Undergo [[Disorders of Cell Growth - Pathology#Hypertrophy|hypertrophy]] in response to '''steroid sex hormones'''. | | * Undergo [[Disorders of Cell Growth - Pathology#Hypertrophy|hypertrophy]] in response to '''steroid sex hormones'''. |
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| === Lymphatic Folds === | | === Lymphatic Folds === |
| | | |
− | * Found within the wall of the [[Avian_Vent_and_Cloaca_-_Anatomy_%26_Physiology#The_Cloaca|procotodeum]]. | + | * Found within the wall of the [[Avian_Vent_and_Cloaca_- Anatomy & Physiology#The_Cloaca|procotodeum]]. |
| * Contribute to the lymphatic erection of the either cloacal or phallic tissue. | | * Contribute to the lymphatic erection of the either cloacal or phallic tissue. |
| * Release a lymph-like transparent transudate when engorged. | | * Release a lymph-like transparent transudate when engorged. |