Skip to content
FacebookTwitterYouTubeFlickr
U.S. Department of Transportation/Federal Highway AdministrationU.S. Department of Transportation/Federal Highway Administration

Office of Planning, Environment, & Realty (HEP)
Planning • Environment • Real Estate

HEP Events Guidance Publications Awards Contacts

Wildlife Protection

Keeping It Simple: Easy Ways to Help Wildlife Along Roads

Photo Gallery for Angled Bars in Cave Gate Ease Travel for Bats



Photo of bars across front of cave
MODOT photo
The bars block access to the cave by humans, but bats can navigate in and out freely.

close-up of angled bars installed in cave entrance
MODOT photo
The angled bars are more easily detected by the bats' sonar.

Updated: 12/12/2012
HEP Home Planning Environment Real Estate
Privacy Policy | Freedom of Information Act (FOIA) | Accessibility | Web Policies & Notices | No Fear Act | Report Waste, Fraud and Abuse
U.S. DOT Home | USA.gov | WhiteHouse.gov

Federal Highway Administration | 1200 New Jersey Avenue, SE | Washington, DC 20590 | 202-366-4000