美国马萨诸塞州野生动物栖息地的连通 https://www.mass.gov/orgs/masswildlifes-natural-heritage-endangered-species-program
加拿大安大略省道路生态学研究团队 https://www.rom.on.ca/en/collections-research/research-community-projects/community-projects/the-ontario-road-ecology-group