Pill Cockroach vs Severini's Rover Ant

Side-by-side species comparison

Attribute Pill Cockroach Severini's Rover Ant
Scientific Name Perisphaerus pygmaeus Tetramorium severini
Order Blattodea Hymenoptera
Family Blaberidae Formicidae
Size 8-12 mm 2-3 mm
Habitat Underground Underground
Diet Detritivores Omnivores
Regions Asia Madagascar
Conservation Data Deficient Least Concern

Pill Cockroach

A tiny cockroach that rolls into a perfect ball like a pillbug when threatened.

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Did You Know?

Nymphs cling to the mother and feed on secretions from her body surface.

Severini's Rover Ant

A small leaf-litter ant with a finely striate head and propodeal spines of moderate length. It belongs to the T. severini species group endemic to Madagascar.

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Did You Know?

Its species group contains numerous cryptic species that can only be reliably distinguished using DNA barcoding methods.