Lacewing fly

Lacewing Fly

The Lacewing Fly (or simply Lacewing) is a common name given to insects in the order Neuroptera, which includes over 6,000 species worldwide. These insects are characterized by their delicate, often green bodies, large, bulging eyes, and most notably, their intricate, lace-like wings.

Description

Lacewing flies are typically small to medium-sized insects, with body lengths ranging from 2 to 65 millimeters. They are most easily recognized by their two pairs of large, transparent wings, which are covered in a network of fine veins that resemble lace, hence the name "lacewing". The wings are held tent-like over the body when at rest.

The eyes of lacewing flies are prominent and bulging, often taking up a large portion of the head. The mouthparts are adapted for chewing, and the antennae are usually long and slender.

Life Cycle

The life cycle of a lacewing fly consists of four stages: egg, larva, pupa, and adult. The eggs are laid on plants, often on the underside of leaves. The larvae, sometimes referred to as "aphid lions" due to their predatory nature, are voracious feeders on other small insects and arthropods. After a period of growth, the larvae pupate, often spinning a silken cocoon in which to transform into the adult form.

Habitat and Distribution

Lacewing flies are found worldwide, with the greatest diversity of species occurring in tropical regions. They inhabit a variety of environments, including forests, fields, gardens, and even urban areas. They are often seen at night, attracted to lights.

Importance

Lacewing flies are considered beneficial insects due to their predatory larvae, which feed on a variety of pests, including aphids, mites, and small caterpillars. As such, they are often used in biological control programs to help manage pest populations in agricultural and garden settings.

See Also

• Neuroptera
• Biological control
• Aphid