Pre-copulatory Behaviour - Anatomy & Physiology
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Search for Sexual Partner
| Species | Bull | Stallion | Ram | Boar | Dog | Tom |
|---|---|---|---|---|---|---|
| Searching Behaviour | Approach Sexually Active group of Females,Test for Lordosis,Flehmen | Visual Search,Flehmen | Sniffing & Licking of Ano-Genital Region,Nudging Ewe,Flehmen | Moving among Females | Roaming around Territory | Prowling |
Flehmen Response
- Some pheramones are less volatile and need to be detected by the vomeronasal organ.
- Bull,ram,stallion,some extent the boar.
- Male closely approaches the source of pheramones and will nuzzle the female genital region.
- Vomeronasal organ is an accessory olfactory organ.
- Connected to two small openings in the anterior roof of the mouth just behind the upper lip.
- Fluid-borne,less volatile chemicals enter the vomeronasal organ through the oral cavity by means of nasopalatine (incisive) ducts.
Courtship
| Species | Bull | Stallion | Ram | Boar | Dog | Tom |
|---|---|---|---|---|---|---|
| Courtship Behaviour | Nuzzling & Licking of Perineal Region,Chin Resting,Testing for Lordosis | High Degree of Excitement | Neck Outstretched,Head held Horizontally | Nuzzling,Teeth Grinding,Foams at Mouth | Sniffing,Licking of Vulva | Biting Queen on Dorsal Neck |
Sexual Arousal
| Species | Bull | Stallion | Ram | Boar | Dog | Tom |
|---|---|---|---|---|---|---|
| Consummation Behaviour | Penile Protrusion,Dribbling of Seminal Fluid with few Spermatozoa,Erection,Attempted Mounts | Penile Protrusion,No Preejaculatory Expulsion of Seminal Fluid | Repeated Dorsal Elevation of Scrotum,Penile Protrusion,Dribbling of Seminal Fluid | Penile Protrusion,Shallow Pelvic Thrusts, Attempted Mounting | Erection,Protrusion of Penis,Mounting | Mounting |