7 Smallest Insects in the World

Zee Media Bureau
Apr 03, 2024

Trichogramma Wasp

These wasps are tiny parasitoids that target the eggs of over 200 insect species. Adults are typically less than 1 mm in length.

Western Pygmy Blue

While not as small as the others listed here, it's worth mentioning as the smallest butterfly in the world, with a wingspan of just over 1.5 cm.

Featherwing Beetles

These beetles are among the smallest in the world, with some species measuring as little as 0.5 mm. They are named for their feather-like wings.

Scydosella Musawasensis

The smallest known beetle, Scydosella Musawasensis is also the smallest free-living insect, measuring around 0.325 mm in length.

Megaphragma

These wasps are interesting because, despite their tiny size, their bodies contain a highly reduced number of cells.

Dwarfy Parasitic Wasp

This parasitic wasp is incredibly tiny, with males reaching only about 0.17 mm in length.

Fairyflies

Fairyflies are a type of chalcid wasp and are among the world's smallest insects, with some species measuring just 0.139 mm in length.

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