Description

Beetle, Perisphaerus armadillo, The Pill cockroach from Indonesia, Specimen.

You will receive this specimen, or one like it.

Meet Perisphaerus armadillo, the fascinating Pill Cockroach from Indonesia—a true marvel of miniature engineering. Unlike most cockroaches, this species can curl into a perfect ball when threatened, earning its nickname from its resemblance to a pill bug or armadillo.

This ability comes from its rounded, overlapping body plates, which lock together like a suit of living armor. Once rolled up, the cockroach’s legs, head, and antennae are completely sealed inside, protecting it from predators and the harsh tropical environment. Its smooth, glossy brown body even reflects light like polished wood, making it look more like a tiny beetle or seed than a cockroach at all.

Found among the humid forest floors of Indonesia, Perisphaerus armadillo feeds on decaying leaves and plant matter, playing a quiet but vital role in the forest’s nutrient cycle. Its unusual form and gentle habits make it a favorite among collectors and educators—a perfect example of nature’s creativity in defense and disguise.

Beetle, Therea legrandjeani, The seldom encountered Question mark Cockroach specimen from India