What is retrogressive metamorphosis? Give an illustrated account of this phenomenon in Herdmania. Also write a note on its affinities. (UPSC 2018, 15 Marks, )

प्रतिगामी कायांतरण क्या है? हर्डमैनिया में इस घटना का चित्रित विवरण दें। इसके संबंधों पर भी एक नोट लिखें। (What is retrogressive metamorphosis? Give an illustrated account of this phenomenon in Herdmania. Also write a note on its affinities.)

What is retrogressive metamorphosis? Give an illustrated account of this phenomenon in Herdmania. Also write a note on its affinities. (UPSC 2018, 15 Marks, ) EN ह function dochangelang(val) { if (val != "") { window.location = val; } }

What is retrogressive metamorphosis? Give an illustrated account of this phenomenon in Herdmania. Also write a note on its affinities. (UPSC 2018, 15 Marks, )