Whitefly
on the leaf: the longer the hairs on the leaf, the longer the hairs on the insect. In other words, the larva adapts itself to the structure of the leaf [...] throughout the period of larval development. In the second and third larval stages, both the legs and the antennae are reduced to one or two segments and are [...] common in greenhouse settings and in agricultural fields. They feed on the sap of plants, which can cause damage to the leaves and stunting of growth.