About Round-necked Longhorn
A reddish-brown cerambycid with narrow yellowish crossbands on the elytra, native to eastern North America but now invasive in parts of Europe. It breeds in freshly dead hardwood and is frequently found in stored firewood.
Did You Know?
This beetle has spread to Europe through the timber trade and is now established in parts of Italy and the Balkans.
How to Identify Round-necked Longhorn
Round-necked Longhorn (Neoclytus acuminatus) belongs to the order Coleoptera, family Cerambycidae. Adults typically measure 8-18 mm.
Round-necked Longhorn Habitat
Round-necked Longhorn is found in woodlands habitats, particularly across Eastern North America; invasive in Europe. This species has adapted to thrive in its preferred environment, where it can find suitable food sources and shelter.
Round-necked Longhorn Diet and Feeding
Round-necked Longhorn feeds on wood and bark, often boring into timber. Wood-feeding insects contribute to the decomposition of dead trees and nutrient cycling in forest ecosystems.
Where Is Round-necked Longhorn Found?
Round-necked Longhorn can be found in Eastern North America; invasive in Europe, where it inhabits woodlands environments. Its distribution is influenced by climate, food availability, and habitat suitability.
Distribution Map
Where Round-necked Longhorn can be found
Is Round-necked Longhorn Dangerous?
Round-necked Longhorn is generally harmless to humans. It does not bite or sting and poses no significant health risk. Like most insects, it prefers to avoid human contact and will typically flee rather than confront a perceived threat.
Round-necked Longhorn Role in Nature
Round-necked Longhorn is part of the food web as a primary consumer, feeding on plant material. It serves as an important food source for birds, bats, amphibians, and other insectivores, connecting plant energy to higher trophic levels.
Seasonal Activity
Frequently Asked Questions About Round-necked Longhorn
What does Round-necked Longhorn look like?
The Round-necked Longhorn typically measures 8-18 mm.
Where is Round-necked Longhorn found?
The Round-necked Longhorn is found in Eastern North America; invasive in Europe and typically inhabits woodlands environments.
What does Round-necked Longhorn eat?
The Round-necked Longhorn feeds on wood and bark, often boring into timber.
Is Round-necked Longhorn dangerous to humans?
The Round-necked Longhorn is generally harmless to humans. It does not bite or sting and poses no significant health risk.
What is an interesting fact about Round-necked Longhorn?
This beetle has spread to Europe through the timber trade and is now established in parts of Italy and the Balkans.
Cite This Page
APA:
InsectDiscover. (2026). Round-necked Longhorn (Neoclytus acuminatus). Retrieved from https://insectdiscover.com/insect/round-necked-longhorn
MLA:
"Round-necked Longhorn." InsectDiscover, https://insectdiscover.com/insect/round-necked-longhorn.