A breathtaking display of avian grace as a flock of birds sweeps across San Pablo Bay National Wildlife Refuge. Full Description: On April 26, 2025, the skies above the San Pablo Bay National Wildlife Refuge in Vallejo, California, came alive with the mesmerizing flight of a massive flock of birds. Captured with a Canon R7 during the peak of their migration season, this photograph showcases the intricate patterns and fluid movements as the flock gracefully maneuvers over the shimmering waters. This natural spectacle highlights the beauty and synchronicity found in the animal kingdom, as well as the vital role that protected areas like this refuge play in the conservation of migratory species.