An adult Great Crested Tern with its juvenile (foreground) in tow.

Juvenile and adult Black-naped Tern.

A fledgling Roseate Tern (background). The parent has flown off somewhere and it looks worried.

The parent brought a small fish to the fledgling, but it seems full and is looking the other way. The parent appears to be trying to coax it into flight practice with food.

Juvenile Great Crested Tern. Apparently they don't breed anywhere in the Yaeyamas outside the Senkaku Islands. This one has come all the way from Kita-kojima in the Senkaku Islands.

Great Crested Tern. Standing next to a parent (right), the size difference is striking.

Black-naped Tern chicks. Presumably siblings.

A juvenile Black-naped Tern making a huge fuss after spotting a parent arriving with food.

Roseate Tern, Black-naped Tern and Little Tern in flight. They took off in alarm at an Osprey.

A family of Black-naped Terns spending time at their own pace. The juvenile at the back is a Roseate Tern.

A juvenile Bridled Tern. It didn't seem able to catch food yet and was being fed by a parent.