Question

Why some threads came out of the cocoon when we heat or boil other in the water? What is pupa?

Answer 1

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Here is your answer

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1⃣During the formation of the cocoon, The caterpillar or the larvae Secrets A gummy substance along with saliva in the form of thread, around its body. These gummy substance hardens to protect the Larvae forming into a butterfly or a moth inside it. Thus, When we boil the cocoon, The harden threads ( which got tied up with that sticky gum) Gets soften and Thread comes out.


2⃣A Pupa is a stage of A Silk moth or a butterfly. In this stage, The Insect present inside the cocoon hibernates and prepare itself to grow into a New adult butterfly.

•••STAGES OF BUTTERFLY OR SILK MOTHS•••

•Egg >> • Larvae >> •Pupa (Cocoon stage) >> • Adult Insect


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