Springstaarten

Springstaarten, or springtails, are small, wingless hexapods in the order Collembola. They are among the most abundant soil microarthropods, with thousands of described species. Most are 1–2 mm long, although some reach up to about 6 mm.

A hallmark is the furcula, a forked jumping organ folded under the abdomen, which is released to propel the animal when threatened. They possess a collophore on the first abdominal segment that helps absorb water. Most species have reduced or absent eyes, and the antennae are well developed.

Springtails inhabit moist soils, leaf litter, moss, and decaying wood, and they are also found in caves and along waterways. Some species live in stored products, greenhouses, or other human-made moist environments. Diet consists of decaying plant matter, fungi, algae, and bacteria.

Ecologically, they contribute to decomposition, nutrient cycling, and soil structure. They respond quickly to changes in moisture and organic matter, making them useful bioindicators of soil health. Reproduction is typically sexual, though parthenogenesis occurs in some groups; life cycles include several juvenile molts.

Springtails are not generally harmful to crops; they are mostly beneficial or neutral in natural ecosystems. In some highly damp, sheltered settings they can become a nuisance in greenhouses or stored products, but direct damage to plants is uncommon.

Taxonomically, they are a distinct lineage within Hexapoda, commonly treated as an order Collembola within the class Entognatha. They are globally distributed in moist habitats where detritus and microbial communities are abundant.