A cockroach can survive without water or food for up to a month, but they are very sensitive to dehydration. Even a few parched days can make them too weak to survive, and they would instantly begin to lose weight. As a result, they would begin to die off. They can also hold their breath for about 40 minutes without food, and they can even survive being underwater for 30 minutes.
Cockroaches do not need their head to breathe. Their open circulation system allows them to breathe through holes in their body segments. Although they do not require a mouth, they will eventually die if they cannot drink water. However, cockroaches are a valuable source of food for many other creatures, including amphibians and smaller mammals.
The lifespan of a cockroach varies, depending on species. In general, they will live between five to six months. Female cockroaches will have an average gestation period of 14 days. After this time, their eggs will hatch. These will take approximately three to four months to develop into adulthood.
The lifespan of a cockroach depends on its species, environment, and food sources. Most cockroach species will spend six months in their egg stage and then a few weeks as nymphs before becoming adults. However, limited food and water supply will reduce the lifespan of a cockroach.