Terns with downy chicks in tules.

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.

A young black tern swallowing a fish.

A young black tern on its nest. Image note: side view.

Two young black terns in a nest, one eating a minnow.

Caspian tern nest and three eggs.

Irene Finley with a camera on a tripod photographing a royal tern colony.