The call of the red owl is similar to that of the barn owl. The full known weight range for the barn owl species can range from . Help soon arrives in the form of a massive barn owl, Stonehead McGurney. The feather adaption that allows silent flight means that barn owl feathers are not waterproof. Other owls such as the barn owl show little day-night variation. The red owl ("Tyto soumagnei") is an owl in the barn owl family Tytonidae. The eastern grass owl is a medium-sized owl, similar in size to the barn owl. The American record age for a wild barn owl is eleven and a half years. He invented a new common name for the taxon&colon; the Andros Island barn owl. The barn owl is recognized by most taxonomic authorities. The cosmopolitan barn owl is recognized by most taxonomic authorities. The barn owl has acute hearing, with ears placed asymmetrically. This makes the barn owl one of the most economically valuable wildlife animals for agriculture. Summer nights are cool and the Pacific tree frog or barn owl can be heard. The eastern barn owl is native to southeast Asia and Australasia.