Endemic to siau island , indonesia , the tarsier has been assessed as critically endangered .

作为印尼斯欧岛的特有动物，眼镜猴已被评定为极度濒危物种。

Like the wide-eyed tarsier , night monkeys also lack a tapetum lucidum .

像大眼眼镜猴一样，夜猴也没有反光膜。

The siau island tarsier ( tarsius tumpara ) is considered to be one of the world 's 25 most threatened primates , according to the latest update of the iucn ' red list ' of endangered species .

根据世界自然保护联盟最近更新的濒危物种“红色名单”，斯欧岛的眼镜猴（tarsiustumpara）被认为是世界上25个最濒危的灵长类动物之一。