Barn owls are nocturnal predators that rely on both vision and hearing for survival. The optic tectum of barn owls. a midbrain structure involved in selective attention. has been used as a model for studying visual- auditory integration at the neuronal level. https://www.nacrack.com/flash-find-Zippo-Playboy-black-White-Rabbit-Pocket-Lighter-29578-mega-super/