Meganola albula
Blackberry Small Bear ( Meganola albula )
The blackberry Small Bear ( Meganola albula ), also Whitish Graueulchen, Marbled Brombeerspinnerchen or Moorbrombeergerank small bear called, is a butterfly (moth ) from the family of cutworms ( Noctuidae ).
- 5.1 Notes and references
- 5.2 Literature
Features
Butterfly
With a wingspan 17-22 mm or 14 to 22 millimeters count the butterflies to the smaller cutworm species. The wings are short and wide, the forewing whitish gray or white. The midfield stands out most strikingly dark brown from, with a narrow central band sometimes appear even darker. The Postdiskalregion and hem shimmer light brown. Ring, kidney, and pin flaws are absent or barely discernible. The hind wings are solid white gray and darkened at the hem. Male moths have combed sensor, on the other hand female thread-like. The palps are bright and eye-catching long.
Caterpillar
Adults caterpillars are whitish, yellowish or brownish in color. You have on the back of two lines formed by black dots and small warts with long tufts of hair on each segment.
Geographical distribution and occurrence
The blackberry Small Bear arrives in Europe in the north to the south of England and southern Sweden before. Since the 19th century it stretches towards the north, for example, to England in 1859, Denmark 1938, after Schleswig-Holstein in 1945 and to Gotland 1949. 's Central and southern Europe, the species is widespread. She is also detected in Asia to Japan. They preferably populated marshy swamp forests, Hartholzauenwälder, blueberry meadows and forest edges with brambles.
Way of life
The nocturnal moths fly mainly in June and July in one generation a year, a second generation appears occasionally in southern Europe. You like to visit artificial light sources. At the bait they rarely appear. In the typical resting position of the head is down. The caterpillars feed preferentially from the leaves of various Brombeerarten (Rubus ), but also on other plants, such as blueberries (Vaccinium myrtillus), water mint ( Mentha aqualica ) or strawberries (Fragaria ). The species overwinters as a caterpillar. Pupation takes place in a slight cocoon of arid Brombeerzweigen.
Endangering
Although the blackberry small bear is found in all German states, but out on the red list of endangered species on the early warning list. Since the species is very hidden, this classification may not be mandatory.