Highways are a major cause of wildlife mortality in the United States, but the use of tunnels as safe thoroughfares for animals mitigates that threat, while increasing safety for motorists as well. Take a scenic tour of Montana's roadways with a wildlife biologist who studies roadkill, a highway engineer, and two young activists in "Cars, Critters, Culverts"! [ www.lifeonterra.com ] SPECIAL FEATURES / DETAILED EPISODE INFORMATION / TERRAPHILES COMMUNITY
