How to identify it?
Larva
Larva thickset. Body green. Head Capsule green, yellow striped. Pleural body with a row of neatly-arranged oblique stripes. Body surface dense with tiny white dots. Rear end of body with a caudal horn.

Adult
Adult with a pair of white plumose antennae on the head. Overall grey.

Scientific Classification

Phylum
Arthropods Class
Bugs Order
Moths and butterflies Family
Hawk moths Genus
Smerinthus Species
Eyed hawk-moth