Larger Elm Leaf Beetle vs Poultry Bug

Side-by-side species comparison

Attribute Larger Elm Leaf Beetle Poultry Bug
Scientific Name Monocesta coryli Haematosiphon inodorus
Order Coleoptera Hemiptera
Family Chrysomelidae Cimicidae
Size 12-16 mm 4-5 mm
Habitat Woodlands Woodlands
Diet Herbivores Parasites
Regions Eastern North America North America
Conservation Least Concern Least Concern

Larger Elm Leaf Beetle

A robust, bright yellowish-orange beetle with darker wing tips that feeds on a variety of deciduous trees. When handled, it can release a blistering chemical secretion.

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Did You Know?

Its hemolymph contains cantharidin-like compounds that can cause skin blisters on contact, an unusual defense for a leaf beetle.

Poultry Bug

A cimicid ectoparasite of poultry native to North America that is closely related to bed bugs. Heavy infestations can cause anemia and reduced egg production in chickens.

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Did You Know?

Its natural hosts are cliff-nesting raptors, but it has adapted to parasitize domestic poultry.