You already know that roads chop habitat into pieces and that animals crossing them get hit. Animals need to move around their home ranges for food, mates, and shelter, and for the last hundred years, cars have been killing them by the millions. That is not "nature taking its course." Traffic is a human hazard, so the fix has to be a human one. It is a people-safety problem too: drivers swerving or slamming on the brakes for animals, or stopping to help them, cause accidents. Engineers have designed several solutions, and they work. Exclusion fences are low barriers along the road that keep small animals from getting onto the pavement.
This lesson is part of Certified Junior Herpetologist. Enrollment is self-paced, with no deadline to finish (about 30 hours).
