The Garden Chafer and the Cockchafer

I would like to show two chafers which are very common and major pest in the periodical years. The Cockchafer reach sizes of 25–30 mm and the Garden Chafe only 10-12 mm. In last three years we had abundance these species.Both have a brown colour.Below you see photos of them.

May bug (Melolontha melolontha)             Garden Chafer(Phyllopertha horticola)