Things, in the IoT sense, can refer to a wide variety of devices such as heart monitoring implants, biochip transponders on farm animals, electric clams in coastal waters, automobiles with built-in sensors, or field operation devices that assist firefighters in search and rescue operations.
Making the world better, one answer at a time. we just got the bugville butterfly house, and our caterpillars (painted lady) stayed in their cocoons for 12 days. it really depends on the type of caterpillar.
The cocoon will change into a moth or butterfly within 7-10 days. If you plan on keeping this for a couple of days after it morphs, take a paper towel and dampen it with sugar water. This is important, it will need this to live.