| 4212001 |
forest tent caterpillar |
Malacosoma disstria |
defoliation |
| 4212009 |
Lyonetiid moth |
|
close-up of skeletonized leaf |
| 4212021 |
jack pine budworm |
Choristoneura pinus pinus |
shoot webbing |
| 4212027 |
pine tussock moth |
Dasychira pinicola |
defoliation |
| 4212046 |
eastern pine shoot borer |
Eucosma gloriola |
deformed stem |
| 4212037 |
walnut shoot moth |
Acrobasis demotella |
|
| 4212004 |
Geometrid moth |
|
defoliation |
| 4212045 |
northern pitch twig moth |
Retinia albicapitana |
deformed stem |
| 4212029 |
spruce budworm |
Choristoneura fumiferana |
defoliation: silver colored tops |
| 4212055 |
Zimmerman pine moth |
Dioryctria zimmermani |
and pitch masses |
| 4212013 |
aspen blotchminer |
Phyllonorycter apparella |
|
| 4212012 |
aspen blotchminer |
Phyllonorycter apparella |
close-up view |
| 4212005 |
Geometrid moth |
|
severe defoliation |
| 4212026 |
jack pine budworm |
Choristoneura pinus pinus |
old dead top from defoliation |
| 4212022 |
jack pine budworm |
Choristoneura pinus pinus |
defoliation of understory seedlings |
| 4212024 |
jack pine budworm |
Choristoneura pinus pinus |
defoliation |
| 4212023 |
jack pine budworm |
Choristoneura pinus pinus |
defoliation |
| 4212056 |
Zimmerman pine moth |
Dioryctria zimmermani |
broken branch |
| 4212025 |
jack pine budworm |
Choristoneura pinus pinus |
defoliation |
| 4212054 |
Zimmerman pine moth |
Dioryctria zimmermani |
to stem |
| 4212006 |
large aspen tortrix |
Choristoneura conflictana |
curled leaf and webbing |
