👉 In the context of biology, a cocoon series refers to a sequence of developmental stages that an organism goes through. These stages are usually the first few weeks or months after birth and often begin with the egg or larva stage. The term "cocooneries" is used to describe this type of development as it describes the pattern in which an organism emerges from its cocoon, which is a protective shell around the egg or larva. The cocoon is the first layer of material that surrounds