Wildlife Crossings Stop Roadkill. Why aren't there more?
July 2017 - Vox 

Yellowstone Cougars Quietly Thriving
May 2016 - WyoFile 

Special I-90 Overpass to Give Animals Safe Passage
June 2015 - Seattle Times

Safe Passages, Or How Did The Grizzly Bear Cross The Road
March 2015 - Huffington Post 

New Tools For Grizzly Bear Biologists
October 2014 - BioScience

First Nation Tribe Discovers Grizzly Bear "Highway" In Its Backyard
July 2014 - National Geographic 

Bears Breed Using Crossings
May 2014 - The Wildlife Professional 

Why Did The Bear Cross The Road? To Find A Mate On The Other Side
March 2014 - Earth Touch News Network

Bears Use Animal Bridges To Breed
February 2014 - Nature

Bear Bridge To Love
February 2014 - Quirks and Quarks, CBC Radio

Why Did The Bear Cross The Road? (Hint: Not just to eat the chicken.) 
February 2014 - Christian Science Monitor

Banff National Park Bears Use Highway Crossings To Find Mates
February 2014 - Guardian Liberty Voice

Study Proves Wildlife Crossing Structures Maintain Gene Flow In Bear Population
February 2014 - Science World Report

Bears Use Highway Crossings To Find Mates
February 2014 - Discover Magazine

Bears Learn To Use Underpasses To Cross The Road, Study Shows
February 2014 - The Dodo

Why Did The Bear Cross the Road?
February 2014 - The Royal Society

Banff Bears Use Trans-Canada Wildlife Crossings To Find Mates
February 2014 -  CBC News

Crossings Help Bridge Gap For Frisky Bears
February 2014 - Calgary Herald

Bears Find New Mates By Using Man-made Wildlife Crossings
February 2014 - Nature World News

Study Proves That Wildlife Crossing Structures Promote 'Gene Flow' In Banff Bears
February 2014 - Phys.org

Wildlife Crossings Help Bridge Bear Breeding Gap
February 2014 - CTV News

Looking For Picnic Baskets?
February 2014 - Daily Planet, Discovery Channel

Banff Bears Use Highway Crossings to Find Mates
February 2014 - GlobalPost

MSU Study Proves That Wildlife Crossing Structures Promote 'Gene Flow' In Banff Bears
February 2014 - MSU News Service 

Sinopah Wildlife Research Associates Missoula Montana