Common Silverfish vs Common Bagworm Moth

Side-by-side species comparison

Attribute Common Silverfish Common Bagworm Moth
Scientific Name Lepisma saccharina Psyche casta
Order Zygentoma Lepidoptera
Family Lepismatidae Psychidae
Size 8-13 mm Males 12-15 mm wingspan; females wingless
Habitat Underground Underground
Diet Omnivores Wood Feeders
Regions Worldwide Europe
Conservation Least Concern Least Concern

Common Silverfish

The most well-known silverfish species, found in homes and buildings worldwide. It has a silvery, torpedo-shaped body covered in fine scales.

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Did You Know?

It can survive for over a year without eating.

Common Bagworm Moth

A small moth whose larva builds a distinctive portable bag from silk and plant debris that it carries everywhere. Adult females are wingless and never leave their larval bag.

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Did You Know?

The wingless female mates, lays eggs, and dies entirely within the bag she built as a caterpillar.