'Scouts precede the main flock of these birds in their annual arrival at San Juan Capistrano'
swallows
HOMECOMING: Scouts precede the main flock of these birds in their annual arrival at San Juan Capistrano
Scouts precede the main flock of these birds in their annual arrival at San Juan Capistrano
Scouts precede the main flock of these birds in their annual arrival at San Juan Capistrano
HOMECOMING
swallows
HOMECOMING