Not all sources give four hours as the guideline for priapism occurring: The duration time of a normal erection before it is classifiable as priapism is still controversial. Ongoing penile erections for more than 6 hours can be classified as priapism..
Guinness World Records (London, England) Considering that the average lifespan of a chicken is generally no more than seven to eight years, Keith and Donna contacted Guinness World Records on July 30, 2001, to make them aware that Matilda was eleven years old and still in excellent health.
Quick Answer. Because most of the basic behaviors of a chicken are controlled by the brainstem and not its brain, and because of automatic nerve responses, a headless chicken can live for a long time. They can continue living for anywhere from a few minutes to a record of 18 months. Keep Learning.