The elf owl is the smallest owl in the world and among the smallest raptors. It is 12 to 14 cm long and weighs as light as 35 ...

The lightest species of owl is the Elf Owl. Around six inches tall when ... developed because they largely hunt at night. The Great Grey Owl can locate its rodent prey, hidden beneath 2 feet ...

After the great extinction 66mn years ago, owls grew into their night niche. Some 260 species exist today, spread from ...