Explaining Nature on Instagram: "Inside a cocoon, one of nature’s wildest transformations takes place. A caterpillar doesn’t just grow wings, it undergoes a complete biological reboot. Much of its body breaks down into a nutrient-rich fluid, clearing the way for an entirely new form to take shape. From that liquid state, specialized groups of cells, called imaginal discs, begin building the structures of the future butterfly or moth. Wings, legs, eyes, antennae… all of it is assembled from a blu