Christmas Island Blue Crab Fly vs Gypsy Moth Tachinid

Side-by-side species comparison

Attribute Christmas Island Blue Crab Fly Gypsy Moth Tachinid
Scientific Name Paramyia nitens Compsilura concinnata
Order Diptera Diptera
Family Phoridae Tachinidae
Size 2-4 mm 7-10 mm
Habitat Forests Woodlands
Diet Omnivores Parasites
Regions Christmas Island Europe, North America, Asia
Conservation Not Evaluated Least Concern

Christmas Island Blue Crab Fly

A tiny fly found on Christmas Island in the Indian Ocean associated with red crab migrations. It lays eggs on injured or dead crabs.

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Did You Know?

During the annual red crab migration, these flies congregate in vast swarms along forest trails.

Gypsy Moth Tachinid

A parasitic fly introduced to North America from Europe to control gypsy moths. It has an extremely broad host range attacking over 200 insect species.

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Did You Know?

Its introduction to North America is now considered a mistake because it devastated native silk moth populations.