A male moth can smell a female moth from 100 yards away.
look at the tails. if it is long it is a female. if it is not it is a male.
Adult Emperor Gum moths don't eat. They mate, lay eggs, and then die within the week. They don't even have mouth parts.
an image of Emperor Moth, a moth of the family Saturniidae (image: 20_petit_paon_de_nuit.jpg)
They can but some can't because some could only see in the night but some can only see when there is sun.