A rusty song sparrow nest and eggs in rushes.

A Gambel's sparrow nest and eggs.

A Gambel's sparrow nest and eggs.

Royal terns in flight and on the shore with eggs visible on the sand in the foreground at a colony near Aransas Pass.

A royal tern chick in the sand.

A close view of royal tern eggs in the sand.

A close view of two royal tern eggs and one newly hatched chick in the sand.

Two western nighthawk eggs on the ground.

Two western nighthawk eggs on the ground.

A western nighthawk incubating eggs. Nest site is among rocks. Small size, but clear. Taken on island across river.