United States. 1  UL 72 (Tests for fire resistance of record protection equipment) 2  UL 140 (Relocking devices for safes and vaults) 3  UL 294 (Access control system units) 4  UL 365 (Police station alarm units) 5  UL 437 (Key locks) 6  UL 608 (Burglar-resistant vault doors) 7  UL 609 (Local burglar alarm units and systems) 8  UL 636 (Holdup alarm units)
Owls are birds of prey. Owls feed on a wide variety of prey including mammals, other birds, insects, and reptiles. There are even some species of owls that live in Africa and Asia that feed on birds.Owls cannot chew their prey since, like all birds, they do not have teeth.ost owls are nocturnal. Most owls are active at night. A few species (such as the pygmy owls) are active in the early morning or at dusk while some (such as the burrowing owl and the short-eared owl) are active during the day.
Blakiston's fish owl, the largest owl in the world, makes its home in old growth forests surrounding streams and rivers in Russia's Far East, east China, and Japan. But due to rapidly disappearing habitats, the huge birdsâfemales can hit 10 pounds, which is a lot to fly withâare in decline.