For example, the weight of an object may be operationally defined by describing the operations of using a balance and standard weights. (Note that it is not the specific weight of the specific object which is operationally defined, but the process for arriving at it.his is especially so in the sciences, where most (if not all) formal definitions (as distinct from arbitrary naming) must be operational definitions or traceable to operational definitions. Operational definitions are particularly important in the physical sciences.
The winter of 2005 brought a pleasant surprise to Minnesota photographers. In mid January, the Great Gray Owl, and the Northern Hawk Owl arrived in large numbers to the Solana State Forest of McGrath, MN, where I live, as well as other areas of Northern Minnesota.
This robust owl species is commonly found across North America, thriving in a wide-range of open habitats (including the cold Arctic tundra). The great horned owl is a fierce predator that hunts a great variety of prey, including skunks, rabbits, reptiles, osprey and crows.he Barn Owl. One of the most common owls found in North America is the barn owl. The adult species goes through two feather color transformations-- white and orange--- that often feature unique spotted hues. The medium-sized barn owl has small eyes, a smooth head, heart-shaped face and long legs.