Overview

• The bridge, set to open in 2025, will span 10 lanes of Highway 101, one of California's busiest roads.
• Mountain lions face habitat fragmentation and risks from human activities, including vehicle collisions.
• The $80 million project will be the largest wildlife crossing in the world, covered with local vegetation.
• The crossing is designed to support various species, including small birds affected by freeway wind currents.
• Conservationists hope the bridge will mitigate the 'extinction vortex' threatening genetic diversity.