Oil palm production has decreased every year due to the attack of oil palm leaf-eating caterpillars (UPDTKS). The attack of caterpillar pests (Sethotosea asigna Van Eecker) in oil palm plantations needs to be controlled, one of the controls that can be used is natural enemies such as predators. Sycanus spp. predators are one of the predators that play an important role in controlling the attack…