小笠原群岛外，一只虎头鲨即将产仔。

A sand tiger shark off the Bonin Islands will soon give birth.

在小笠原群岛一个珊瑚礁上，一个废弃的虫洞是寄居蟹的家。

On a coral reef in the Bonin Islands, an abandoned wormhole is home to a hermit crab.

日本小笠原群岛地处亚热带，一群西鳞白鲳正贴近海面追逐浮游生物。

Hunting for morsels of plankton a school of spadefish hovers near the surface off Japan's subtropical Bonin Islands.

一群西鳞白鲳在日本亚热带的小笠原群岛附近的海面上徘徊。

Morsels of plankton a school of spadefish hovers near the surface off Japan's subtropical Bonin Islands.

第二岛链自小笠原群岛算起，沿马里亚纳群岛和关岛一路延伸到帕劳群岛，在日本和菲律宾以东构成一条南北走向的岛链。

The second chain of islands runs from the Bonins along the Marianas, Guam and Palau, forming a north-south line east of Japan and the Philippines.