Cotton bollworm
length and have a wingspan of about 40 mm. The grey-green males are smaller. The forewings are edged with a line of black spots, and the hindwings in both [...] When they reach the second instar, they can penetrate fruit through a small hole, often bored near the stalk. During development, the caterpillars damage [...] with a flattened base and a diameter of about 0.5 mm. They are at first a shiny yellowish white, with their colour changing to brown just before the larvae