Phyllotreta downesi insularis

例句：

1. 1. This species is native to the island of Java, Indonesia.
   这个物种原产于印度尼西亚的爪哇岛。
2. 2. Phyllotrachelus downesi insularis is a small, nocturnal bird found on the island of Java.
   Phyllotrachelus downesi insularis是一种小型夜行性鸟类，主要在印度尼西亚爪哇岛上发现。
3. 3. Thescientists are studying this species to better understand its ecology and conservation needs.
   科学家们正在研究这一物种，以更好地了解其生态学和保护需求。