In 2024, the nonprofit National Wildfire Federation began its plan to build a bridge over the 101 freeway in Agoura Hills to help mountain lions and other wildlife facing “genetic isolation” caused by the freeway. The Wallis Annenberg Wildlife Crossing is expected to be finished this year, but already small creatures are making the bridge their home...
“She never left her cub,” said a Yosemite National Park ranger, heartbroken, after she witnessed a mother bear remain for hours with her lifeless baby who had been hit by a car on a park road in the summer of 2021. adly, dozens of bears are hit, and sometimes killed, on park roads each year. Vehicle strikes...
For a mountain lion, the kindest intervention for a broken leg is often euthanasia. But the cub known as P-121 was getting a second chance. Found in a roadside ditch in the Simi Valley near Los Angeles, he was one of scores of California mountain lions struck by vehicles each year. At only about five...
Native plants are being placed on the Wallis Annenberg Wildlife Crossing Tuesday, marking another milestone for what officials say will be the largest bridge of its kind in the world. Over the next few months, about 5,000 more plants are expected to be installed along the bridge — which stretches over all 10 lanes of...
The Wallis Annenberg Wildlife Crossing Native Plant Nursery has only one function: to grow hyperlocal native plants for the world’s largest wildlife crossing over the 101 Freeway in Agoura Hills. Back in 2022, nursery employees wandered the hills around the crossing collecting a million seeds from native plants. Those seeds have been planted, replanted, nursed...
AGOURA HILLS, Calif. — Standing at a trailhead next to one of the busiest freeways in the nation isn’t where you’d normally find story time, but this story is one of a kind. “Please gather round,” Genie Tuttle told a group of early risers one Sunday morning. “I want to tell you the story about...
Steve Winter P-22 was found roaming the Hollywood Hills, miles away from other mountain lions. Scientists fitted the puma with a radio collar which recorded his location (Credit: Steve Winter) Inspired by a mountain lion isolated from potential mates, the world’s largest wildlife bridge is being built in Los Angeles to allow animals to roam...
The second and final stage of the Wallis Annenberg Wildlife Crossing begins in July with tasks far more challenging than the first phase. Part of this second phase involves building a tunnel along a 175-foot section of Agoura Road to connect the crossing to the Santa Monica Mountains, just west of Liberty Canyon Road. Details...
Above the whirring of 300,000 cars each day on Los Angeles’s 101 freeway, an ambitious project is taking shape. The Wallis Annenberg wildlife crossing is the largest wildlife bridge in the world at 210ft long and 174ft wide, and this week it’s had help taking shape: soil. “This is the soul of the project,” says Beth Pratt,...
A vision to provide safe passage for mountain lions above 10 lanes of whizzing traffic near Los Angeles faced a foe: time. Genetically isolated pumas hemmed in by the 101 Freeway were showing birth defects and needed an outlet fast. A massive philanthropic challenge grant allowed the $92-million Wallis Annenberg Wildlife Crossing to advance rapidly...
