In Many Bird Species的意思|示意

Many ornithologists specialize in very rare or endangered bird species rather than focusing on more common birds.

相对于关注常见鸟类，很多鸟类学家更是稀有和濒危鸟种的专家。

Many of the bird species that breed in the temperate forests, marshes and backyards of North America spend the winter months in the tropics of the Caribbean, and Central and South America.

许多在北美温带的森林、沼泽、草地等地区繁殖的鸟类，在冬季会飞去热带的加勒比海地区或者美国的中部、南部过冬。

Currently, there are 156 wetland bird species in Jiaozhou bay belonging to 26 families and 12 Orders, including many worldwide endangered and nationwide protected species.

目前胶州湾湿地鸟类有12目26科156种，其中包括许多全球濒危和国家级重点保护种类。