As used in the Wildlife Corridors Act:
A. "human-caused barrier" means a road, culvert, commercial or residential development or other human-made structure that has the potential to affect the natural movement of wildlife across the landscape;
B. "large mammal" includes mule deer, elk, pronghorn antelope, bighorn sheep, black bear and mountain lions;
C. "species of concern" means a wildlife species identified by the department of game and fish [department of wildlife] as being adversely affected by habitat fragmentation exacerbated by human-caused barriers and the high potential of wildlife-vehicle collisions; and
D. "wildlife corridors" means those areas used routinely by wildlife to travel through their habitat and includes corridors used by migrating wildlife.