Banana Stalk Fly vs Yellow-faced Horntail

Side-by-side species comparison

Attribute Banana Stalk Fly Yellow-faced Horntail
Scientific Name Telostylinus angusticollis Sirex nitobei
Order Diptera Hymenoptera
Family Neriidae Siricidae
Size 8-15 mm 15–30 mm
Habitat Forests Forests
Diet Wood Feeders Wood Feeders
Regions Oceania East Asia
Conservation Least Concern Not Evaluated

Banana Stalk Fly

A slender long-legged fly from Australia whose body size depends on larval nutrition. Larger males pass on a size advantage to offspring even through a non-genetic pathway.

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Did You Know?

Research on this species demonstrated transgenerational effects where paternal diet quality affected offspring body size without changes to DNA.

Yellow-faced Horntail

A large woodwasp native to East Asia that occasionally appears as an invasive species. Females bore into larch and pine to deposit eggs.

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Did You Know?

It carries the same damaging symbiotic fungus Amylostereum areolatum as its relative Sirex noctilio.