The mangrove rail foraged quietly among the roots at dawn, its long bill probing for crabs.

During the early morning survey, researchers spotted several banded rails moving quietly through the reed beds.

During our coastal walk at dawn, we were thrilled to spot a Ridgway's rail slipping through the marsh grass.

Aztec rails nested in the marshes, their secretive calls barely audible at dusk.

At sunrise, the clapper rails slipped through the marsh grass, answering each other's metallic calls.

At dawn, I spotted a clapper rail stalking crabs along the marsh edge.

The Mexican rail slipped between the cattails in the marsh, revealing only a fleeting shadow before vanishing.

The conservation group spent months documenting the habitat of the Aztec rail to better protect this elusive marsh species.

At dawn, king rails can be seen probing the muddy edges of the marsh for snails and insects.

The engineers inspected the running rails before the freight train arrived.