Canary-shouldered Thorn vs Small Rivulet
Side-by-side species comparison
| Attribute | Canary-shouldered Thorn | Small Rivulet |
|---|---|---|
| Scientific Name | Ennomos alniaria | Perizoma alchemillata |
| Order | Lepidoptera | Lepidoptera |
| Family | Geometridae | Geometridae |
| Size | 35-42 mm wingspan | 18-22 mm wingspan |
| Habitat | Underground | Rivers & Streams |
| Diet | Omnivores | Herbivores |
| Regions | Europe, temperate Asia | Europe |
| Conservation | Least Concern | Least Concern |
Canary-shouldered Thorn
An autumn moth with bright canary-yellow fur on its thorax and warm orange-yellow wings. When at rest with wings raised, it closely resembles a dead birch leaf.
Did You Know?
Its vivid yellow thoracic fur is unique among British geometrid moths and makes it instantly recognisable.
Small Rivulet
A delicate small moth found in damp habitats where hemp agrimony grows. The larvae feed inside the flowers. Has subtle grey and white wing markings.
Did You Know?
The larvae develop entirely within hemp agrimony flower heads, emerging only to pupate.