Toadflax Seed Weevil vs Mercury Islands Tusked Weta

Side-by-side species comparison

Attribute Toadflax Seed Weevil Mercury Islands Tusked Weta
Scientific Name Gymnetron antirrhini Motuweta isolata
Order Coleoptera Orthoptera
Family Curculionidae Anostostomatidae
Size 2-3 mm 40-50 mm body
Habitat Farmland Beaches & Coastal
Diet Seed Feeders Seed Feeders
Regions Europe Oceania
Conservation Least Concern Vulnerable

Toadflax Seed Weevil

A small dark weevil that develops inside the seed capsules of toadflax and snapdragon plants. Larvae consume developing seeds. Part of the biological control program for invasive toadflax.

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Did You Know?

Larvae can destroy up to 90% of seeds in a toadflax capsule, significantly reducing plant reproduction.

Mercury Islands Tusked Weta

One of New Zealands rarest insects, found only on Middle Mercury Island. Males have curved tusks on their mandibles used in territorial combat with rivals.

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Did You Know?

This weta is so rare it was not discovered until 1970, living on a single 13-hectare island — males have tusks protruding from their jaws, unique among weta species.