Boreal Owl or Tengmalm's Owl (Aegolius funereus), looking out of nest cave

aegolius animal area areas aves bavaria bavarian bayerischer bayrischer bird birds boreal box boxes breeder breeders breeding cave caves conservation day daylight daytime during earless europe european exterior exteriors federal forest frg funereus german germany ground grounds hatcheries hatchery head heads incubator incubators little look looking looks national national nationalpark natural nature nest nesting nobody of or out outdoor owl owl owls owls park park parks photo photos poke pokes poking portrait portraits preserve preserves prey raptor raptors republic reserve reserves sanctuaries sanctuary shot shots southern strigiformes strix tengmalms the wald wildlife wood wood owl wood owls