About Western Pine Beetle
A small dark brown bark beetle that attacks ponderosa pine trees. It is one of the most destructive bark beetles in western forests.
Did You Know?
It uses aggregation pheromones to coordinate mass attacks that can overwhelm a healthy tree's resin defenses.
How to Identify Western Pine Beetle
Western Pine Beetle (Dendroctonus brevicomis) belongs to the order Coleoptera, family Curculionidae. Adults typically measure 3-5 mm.
Western Pine Beetle Habitat
Western Pine Beetle is found in forests habitats, particularly across Western United States from British Columbia to Mexico. This species has adapted to thrive in its preferred environment, where it can find suitable food sources and shelter.
Western Pine Beetle Diet and Feeding
Western Pine Beetle 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 Western Pine Beetle Found?
Western Pine Beetle can be found in Western United States from British Columbia to Mexico, where it inhabits forests environments. Its distribution is influenced by climate, food availability, and habitat suitability.
Distribution Map
Where Western Pine Beetle can be found
Is Western Pine Beetle Dangerous?
Western Pine Beetle 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.
Western Pine Beetle Role in Nature
Western Pine Beetle 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 Western Pine Beetle
What does Western Pine Beetle look like?
The Western Pine Beetle typically measures 3-5 mm.
Where is Western Pine Beetle found?
The Western Pine Beetle is found in Western United States from British Columbia to Mexico and typically inhabits forests environments.
What does Western Pine Beetle eat?
The Western Pine Beetle feeds on wood and bark, often boring into timber.
Is Western Pine Beetle dangerous to humans?
The Western Pine Beetle is generally harmless to humans. It does not bite or sting and poses no significant health risk.
What is an interesting fact about Western Pine Beetle?
It uses aggregation pheromones to coordinate mass attacks that can overwhelm a healthy tree's resin defenses.
Cite This Page
APA:
InsectDiscover. (2026). Western Pine Beetle (Dendroctonus brevicomis). Retrieved from https://insectdiscover.com/insect/western-pine-beetle
MLA:
"Western Pine Beetle." InsectDiscover, https://insectdiscover.com/insect/western-pine-beetle.