A firefly larva, using its abdomen as an extra "leg", walks across the rainforest floor. Cayo District, Belize.
A firefly larva is armored for protection against predators. Champaign, Illinois, USA
A firefly pupates, wriggling out of its cast larval skin. Fireflies in the genus Pyractomena pupate on warm south-facing tree trunks and are among the first species to emerge each spring. Raven Run Nature Sanctuary, Kentucky, USA.