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International Los Angeles builds world’s largest animal bridge, costing $2.8 billion, to help cougars cross the streetOctober 30, 2025
Another milestone for ambitious 101 Freeway wildlife crossing: First native plants go inOctober 29, 2025
The world’s largest wildlife crossing is finally getting plants. Animals are a year awayOctober 29, 2025

A Eulogy for P-22, A Mountain Lion Who Changed the WorldDecember 19, 2022
KTLA | P-22 Interview with Beth PrattDecember 18, 2022
The Guardian | Animal crossing: world’s biggest wildlife bridge comes to California highwayApril 9, 2022

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September 3, 2025September 3, 2025

Video: CBS News – Wildlife crossing over 101 Freeway moves into next phase

Video: CBS News – Wildlife crossing over 101 Freeway moves into next phase

The innovative wildlife crossing over the 101 Freeway in Agora Hills is nearly complete. Beth Pratt, Regional Executive Director of...

July 11, 2025July 11, 2025

‘LA’s loneliest bachelor’: How a mateless Hollywood puma inspired the world’s biggest animal bridge

‘LA’s loneliest bachelor’: How a mateless Hollywood puma inspired the world’s biggest animal bridge

Steve Winter P-22 was found roaming the Hollywood Hills, miles away from other mountain lions. Scientists fitted the puma with...

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© 1996-2025 NATIONAL WILDLIFE FEDERATION 501(C)(3) NON-PROFIT ORGANIZATION PO BOX 1583, MERRIFIELD VA 22116-1583