After one week, the digestive system of the butterfly ... gruesome process is how caterpillars earn their wings. Here's what you might not know about what's inside a caterpillar's "cocoon." ...

It builds itself a cocoon to hide in,but inside all sorts of changes are happening. After several days, an adult butterfly will emerge and the whole life cycle will begin again. Think about how ...

Then, it covers itself in a silky cocoon and molts into ... is like a caterpillar that undergoes a process to improve itself. It turns into a beautiful butterfly and continuously adds speckles ...