Abstract:The bull is essential for the realization of natural breeding, which is still the majority in Brazilian livestock, and for the genetic improvement of its descendants. The bull's external genitalia are made up of the foreskin and penis and its vital function is to effect copulation. However, these organs are vulnerable and susceptible to injury due to variation in morphological characteristics, such as the width of the preputial ostium orifice, the pendulum and the length of the preputial sheath. Therefore, the… Show more
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