Urostylis annulicornis is a green stink bug–like insect that lives on oak trees in East Asia, including Japan, Korea, China, and the Russian Far East. It is not found in the US.
Appearance
- Appearance
- An elongated oval, green bug with black pits covering the triangular plate in the middle of its back and pale breathing holes along the sides of the abdomen.
Where it lives
- Typical habitats
- oak woodlands
- Range
- Korea, Japan (including Kunashir Island), China, and the Russian Far East. Not found in North America.
- Preferred conditions
- Lives on deciduous oaks.
Behavior
- Diet
- Sucks sap from the leaves of deciduous oaks.
- Overwintering
- Spends the winter as eggs, in masses under oak bark.
Life cycle
- Larva
- In the southern Russian Far East, young hatch before oak leaves open and stay under the bark, feeding on the jelly-like coating of their egg mass. Once the leaves open, they move out to feed on leaf sap.
- Caterpillar food plants
- Deciduous oaks (Quercus).
Conservation
- IUCN Red List
- NENot EvaluatedNot yet assessed
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