Dusky Birch Sawfly vs Copidosoma Polyembryonic Wasp

Side-by-side species comparison

Attribute Dusky Birch Sawfly Copidosoma Polyembryonic Wasp
Scientific Name Croesus latitarsus Copidosoma floridanum
Order Hymenoptera Hymenoptera
Family Tenthredinidae Encyrtidae
Size 8-10 mm 1-1.5 mm
Habitat Woodlands Farmland
Diet Herbivores Parasitoids
Regions North America North America, Europe
Conservation Least Concern Not Evaluated

Dusky Birch Sawfly

A medium-sized sawfly with an orange abdomen and black head and thorax. Larvae are yellowish-green with dark spots and feed in rows along the edges of birch leaves.

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Did You Know?

The larvae feed in a distinctive edge-to-edge pattern, consuming the leaf blade while leaving the midrib intact like a fishbone.

Copidosoma Polyembryonic Wasp

A remarkable parasitoid in which a single egg divides into thousands of genetically identical embryos inside a moth caterpillar. The host continues feeding and growing while filled with developing wasp larvae.

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Did You Know?

A single fertilized egg can clone itself into over 3,000 genetically identical wasp larvae inside one caterpillar.