Which life stage of *Acanthoscelides obtectus* is responsible for causing almost all the damage to stored beans?

Answer

Larval stage

The damage to stored beans is done almost entirely by the larval stage, which bores directly into the seed after hatching from eggs laid on the surface.

Which life stage of *Acanthoscelides obtectus* is responsible for causing almost all the damage to stored beans?
insectclassificationWeevilbean