How to identify it?
Larva
Larva thickset, green. 3 pairs of thoracic legs and 5 pairs of prolegs on venter. Pleural body with a row of yellow spiracula. Each somite of pleural body with a purple and white oblique stripe. Rear end of body with a yellow and black caudal horn.

Pupa
Newly-formed pupa rainbow-gradient colored, mandibles conspicuously protruding.

Scientific Classification

Phylum
Arthropods Class
Bugs Order
Moths and butterflies Family
Hawk moths Genus
Sphinx Species
Privet hawk moth