Batocera rubus, commonly known as the rubus longhorn beetle, is a large insect belonging to the family Cerambycidae. It is characterized by its robust body, long antennae, and striking coloration, with a black body and bright red elytra. This species is primarily found in Southeast Asia, where it inhabits forests and feeds on various types of wood, including fruit trees and timber. The rubus longhorn beetle is considered a pest in some areas due to its ability to cause damage to trees and crops.