| ADULT |
Wingspan 65-80mm. A generally grey moth with drab forewings that have 3 to 4 black bars on the upper surface. The wings are chequered along the trailing edge with the hindwings an overall plain dark brown colour. The abdomen is barred black. |
| CHRYSALIS |
Pupates under leaf litter or just below ground. |
| LARVA |
Green with a thick brown stripe running along its back. The whole body is covered in several rows of creamy dashes with a row of black edged orange spots running along each flank. The horn at the rear is black. |
| BEHAVIOUR |
Attracted to light and nectar at night. |
| HABITAT |
Coniferous woodland. |
| FLIGHT PERIOD |
May to August. |
| STATUS |
Resident. Local and more likely to be found towards the South. |
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