Cone-headed Katydid vs Giant Swamp Leaf Beetle

Side-by-side species comparison

Attribute Cone-headed Katydid Giant Swamp Leaf Beetle
Scientific Name Neoconocephalus ensiger Donacia provostii
Order Orthoptera Coleoptera
Family Tettigoniidae Chrysomelidae
Size 45-60 mm 8-11 mm
Habitat Wetlands Wetlands
Diet Seed Feeders Herbivores
Regions Eastern North America Eastern North America
Conservation Least Concern Least Concern

Cone-headed Katydid

A long, slender katydid with a distinctive pointed cone on the top of its head. It hides among tall grasses and reeds, where its elongated body is perfectly camouflaged.

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Did You Know?

Its continuous high-pitched buzz is one of the dominant insect sounds of late summer nights in eastern North America.

Giant Swamp Leaf Beetle

One of the larger species of reed beetle, with a metallic golden-green to coppery body and distinctive long antennae. Adults rest on emergent aquatic plants in wetlands.

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Did You Know?

Like all Donaciinae, larvae breathe underwater by piercing plant roots and tapping into the air spaces (aerenchyma) inside the plant tissue.