| 1241706 |
western conifer-seed bug |
Leptoglossus occidentalis |
Brightly colored seed bug nymphs. This stage is common during summer months. |
| 1241708 |
western conifer-seed bug |
Leptoglossus occidentalis |
Seed bugs mating. Note flattened tibia on hind legs. This characteristic has resulted in their also being called "leaf-footed" bugs. |
| 1241469 |
Douglas-fir beetle |
Dendroctonus pseudotsugae |
Red-orange boring dust is evidence of successful attack. |
| 1241738 |
cone worms |
Dioryctria spp. |
Pitch mass showing mass opened to expose larva. |
| 1241703 |
lodgepole cone beetle |
Conophthorus ponderosae |
External appearance of cone infected by cone beetle. The upper cone is normal, and the lower right cone is infested. |
| 1241737 |
cone worms |
Dioryctria spp. |
Pitch mass on small lodgepole pine stem showing appearance of resin mass. |
| 1241463 |
Ips engraver beetles |
Ips spp. |
Top kill from Ips attack. |