1. Cats die with their eyes open. It takes active muscle control to close the eyes. (The same is true of humans.) 2. Many cats “hide” when they are sick. This is a defensive mechanism to prevent predators from spotting them in a vulnerable state. 3. Many cat owners think that when a cat goes off to “die,” it is a peaceful death.

Decomposition in water: If a dead cat is submerged in water, the decomposition process can be significantly delayed. The lack of oxygen and the presence of water can slow down the breakdown of tissues and organs.

This can be caused by an allergic reaction, heart damage, severe infection (sepsis), trauma, blood loss, toxins, fluid loss, and spinal cord trauma. Cats with shock can die quickly, which may present as a sudden death. High Blood Sugar in Cats. Severe symptoms caused by uncontrolled diabetes can lead to weakness, lethargy, vomiting, coma, and ...

Some pet owners choose to bury their cat in their backyard, while others opt for cremation or burial at a pet cemetery. If you decide to bury your cat at home, it’s important to choose a location that is away from any water sources and to dig a hole deep enough to prevent scavengers from disturbing the remains.

The most common reason for an apparently healthy cat to die suddenly is a condition called HCM (hypertrophic cardiomyopathy). This is a condition where the walls of the heart are too thick. Cats can go from totally healthy to suddenly in heart failure and death in minutes.