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Speckled Wood

Pararge aegeria

  • Family: Brushfooted Butterflies – Nymphalidae
  • Subfamily: Browns – Satyrinae
  • Wing span: Medium-sized, 35–45 mm (1.37–1.76 in.). Females larger than males (and usually slightly lighter).
  • Wing upper side: Dark brown or brown. Forewing with yellow blotches and tip with one black eyespot with white centre. Hind wing with yellow-bordered black eyespot with white centre.
  • Wing underside: Forewing brown with yellow patches, tip with one black, white-centred eyespot. Hind wing a combination of yellow, violet and brown, margin with row of brown eyespots with white centre.
  • Habitat: Spruce-dominated open forest land.
  • Flying time: June. Second generation possible in late August.
  • Overwintering form: Cocoon (or semi-grown caterpillar).
  • Larval foodplant: Different grasses (Poaceae) at least bunchgrass (Melica nutans).
  • Endangerment: Near threatened.

The speckled wood is most often found in Finland in the south-west of the country, where it thrives in forests. It can be easily recognized by the yellow blotches on the upper side of its wings. Some of the blotches are eyespots. Females lay their eggs individually on the host plant.

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