Railroad Worm vs Giant Ladybird

Side-by-side species comparison

Attribute Railroad Worm Giant Ladybird
Scientific Name Phrixothrix hirtus Anatis ocellata
Order Coleoptera Coleoptera
Family Phengodidae Coccinellidae
Size 30-65 mm (larvae) 7-9 mm
Habitat Underground Forests
Diet Omnivores Omnivores
Regions South America Europe, Northern Asia
Conservation Least Concern Least Concern

Railroad Worm

A beetle larva with 11 pairs of green-glowing lateral organs and a red-glowing headlamp — the only land animal that produces two different colors of bioluminescence simultaneously.

💡

Did You Know?

The railroad worm is the only terrestrial animal that glows in two colors at once — green along its sides like railway car windows and red on its head like a locomotive.

Giant Ladybird

The largest European ladybird, with orange elytra bearing black spots each encircled by a pale ring. It is a conifer specialist.

💡

Did You Know?

Its eyespot-ringed markings distinguish it from all other European ladybirds and may help startle predators.