At what stage does a body primarily show significant decay?

The significant decay in a body becomes most apparent during the moderate decomposition stage. This stage is characterized by the onset of noticeable changes due to various factors such as the breakdown of tissues and the activity of bacteria and insects. During moderate decomposition, the body loses its original appearance as tissues break down and start to liquefy, leading to a strong odor and visible signs of decay.

In this stage, the processes of autolysis (self-digestion) and putrefaction (decomposition caused by bacteria) become pronounced. Fluids start to escape from the body, attracting scavengers and insects, which further accelerate the decay process. The presence of these factors contributes to the significant and observable changes in the body’s condition, making it the stage where one can first truly appreciate the severity of decay.

Understanding the nuances of each stage enhances the ability to determine time since death and assists in forensic investigations, which is critical for medical death investigators.