Hemiandrus Earwig vs Metallic Hister Beetle

Side-by-side species comparison

Attribute Hemiandrus Earwig Metallic Hister Beetle
Scientific Name Hemimerus talpoides Saprinus semistriatus
Order Dermaptera Coleoptera
Family Hemimeridae Histeridae
Size 8-12 mm 3-5 mm
Habitat Farmland Farmland
Diet Omnivores Carrion Feeders
Regions Sub-Saharan Africa Europe, North Africa, Western Asia
Conservation Least Concern Least Concern

Hemiandrus Earwig

A blind, wingless earwig that lives exclusively as a commensal on giant pouched rats. Its cerci are modified into short, unsegmented claspers rather than the typical forceps.

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Did You Know?

Unlike all other earwigs, Hemimerus gives birth to live young that develop inside the mother via a placenta-like structure.

Metallic Hister Beetle

A small beetle with a metallic blue-green sheen found on carrion and sun-dried carcasses. It is frequently used in forensic entomology studies.

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Did You Know?

Its predictable arrival timeline on corpses makes it a valuable indicator for forensic investigators estimating time since death.