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Copulatory Behaviour - Anatomy & Physiology (view source)

569 bytes removed , 12:23, 10 July 2008

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== ::[[Reproductive Behaviour - Copulatory Behaviour Dog - Anatomy & Physiology|Dog]] ==

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* Bitch in Oestrus spots bloody fluid just before the receptive stage.

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* Male identifies the female.

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** Dogs are very aware of a bitch in oestrus and can detect them from 500-600 meters away.

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* Bitch adopts receptive posture (''''stands'''')

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* Dog mounts and thrusts to achieve intromission.

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* '''Intromission''' with a partially erect penis aided by the '''Os Penis'''

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* Vulval erectile tissue of the bitch grips the penis.

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* Penis achieves full '''erection''' (the ''''Tie'''')

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* Dog then turns to face the opposite direction (the ''''Turn'''')

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* '''Ejaculation'''

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