Timberman Beetle vs Eyed Elater Glowworm

Side-by-side species comparison

Timberman Beetle

A mottled grey-brown longhorn beetle with antennae up to five times its body length in males. It breeds in recently dead pine trees.

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Males have the longest antennae relative to body size of any European beetle.

A railroad worm beetle whose larviform females emit light from paired organs along the body. Males are short-lived, winged, and do not glow.

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Females produce both green light from their body segments and red light from their head, resembling a tiny railroad train at night.