Beech sechko (Morimus Funereus) – is a beetle of the Cerambycidae family, found in Bulgaria. The body is thin and elongated with sizes between 1.6 and 3.8 cm. The colour of the body is grey-blue with four black spots on the elytra. The male has longer antennae than the body itself. Its colour has a protective function, resembling the patterns of beech bark, on which it is often found.