Oak Processionary

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Thaumetopoea processionea

Oak Processionary, a reference photo
Photo: Kleuske · CC BY-SA 3.0 (licence)

The oak processionary (OPM) (Thaumetopoea processionea) is a moth whose caterpillars can be found in oak forests, where they feed on oak leaves, causing significant damage. They travel in nose-to-tail processions (hence their name), often arrow-headed, with a leader followed by rows of several caterpillars abreast. They are a human irritant because of their venomous setae (specifically urticating hairs), which can cause skin irritation and asthma. The species was first described by Carl Linnaeus in his 1758 10th edition of Systema Naturae.

From Wikipedia, under CC BY-SA 4.0.

Is it venomous or poisonous?

Venomous. Oak processionary; urticating hairs Never eat, touch or handle a wild plant, mushroom or animal on the strength of an identification; ask someone qualified.

Easily confused with

Classification

Kingdom
Animalia
Phylum
Arthropoda
Class
Insecta
Order
Lepidoptera
Family
Notodontidae
Species
Thaumetopoea processionea

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