Amara aenea

Erzfarbener channel beetles ( Amara aenea )

The Erzfarbene channel beetle or Erzfarbige camel runner or ore - channel beetles ( Amara aenea ) is a beetle of the family of ground beetles ( Carabidae ).

Features

The beetles are 6.5 to 8.5 millimeters long and have an elliptical, elongated body. This is usually coppery or greenish - colored metallic shiny. Rarely there are black or blue copies. The sensor also wear this color, only the first three terms are characteristic yellowish to reddish. The pronotum has a right angle at the rear corners and closes almost perfectly to the elytra. At the base of two impressions on each side to recognize. From tag ( scutellum ) on both sides parallel to the edge between elytra and pronotum leads a fine Scutellarstreifen. The elytra are very finely längsgerillt. The legs ( femora ) of the legs are much darker than the rails ( tibiae ).

Occurrence

The animals come across the Palearctic region, east to Lake Baikal before, but missing in the far north. They were introduced into North America. They are found mainly in dry areas, such as meadows, grasslands, fields, and in sandy areas, rarely also in damp places, such as in forests or in the vicinity of water. They are widespread and very common.

Way of life

The diurnal beetles make on the ground hunting for small insects. However they also occupy parts of the plant to be particularly common they sit on ears of corn, of which they eat the grains. Otherwise, they hide under rocks or leaves on the ground. The larvae live in Erdröhren in which they lie in wait for prey and pupate after several molts as well. The adults emerge in the fall and winter.