South American Eucalyptus Sawfly vs Nelson Alpine Weta

Side-by-side species comparison

Attribute South American Eucalyptus Sawfly Nelson Alpine Weta
Scientific Name Lophyrotoma zonalis Deinacrida tibiospina
Order Hymenoptera Orthoptera
Family Pergidae Anostostomatidae
Size 10-14 mm 40-60 mm
Habitat Farmland Mountains
Diet Herbivores Herbivores
Regions Australia, invasive in South America Oceania (New Zealand - South Island, Nelson)
Conservation Least Concern Near Threatened

South American Eucalyptus Sawfly

A dark-bodied pergid sawfly that has become a significant pest of eucalyptus plantations in South America. Larvae are gregarious and can cause severe defoliation.

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Did You Know?

This Australian native became a major pest after eucalyptus was widely planted in South America, far from its natural enemies.

Nelson Alpine Weta

An alpine weta endemic to the mountains of the Nelson/Marlborough region in New Zealand's South Island. It shelters under rocks during the day and forages on alpine vegetation at night. Its tibial spines are particularly well developed.

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Did You Know?

This species is named for the prominent spines on its tibia, which are used defensively when threatened.