Douglas-fir Timema vs Japanese Earwig
Side-by-side species comparison
| Attribute | Douglas-fir Timema | Japanese Earwig |
|---|---|---|
| Scientific Name | Timema douglasi | Anechura harmandi |
| Order | Phasmatodea | Dermaptera |
| Family | Timematidae | Forficulidae |
| Size | 1.5-2 cm | 12-18 mm |
| Habitat | Forests | Mountains |
| Diet | Herbivores | Herbivores |
| Regions | United States (Oregon), United States (Northern California) | Asia |
| Conservation | Least Concern | Least Concern |
Douglas-fir Timema
A parthenogenetic timema that feeds on old-growth Douglas fir. All-female populations can occasionally cause noticeable defoliation.
Did You Know?
It reproduces entirely without males and can reach outbreak densities that defoliate old-growth Douglas fir trees.
Japanese Earwig
A montane earwig found in the mountains of Japan, known for extreme maternal care. Females guard eggs and first-instar nymphs in burrows under stones.
Did You Know?
Japanese earwig mothers sacrifice their own bodies as food for their young — the nymphs consume the mother after she dies.