... endemic species - 特有种；地方品种 susceptible species - 易危种 geographical relic species - 地理孑遗种 ...
双语例句
1
In the USA, the virus is thought to have been transmitted from African animals to a number of susceptible non-African species (like prairie dogs) with which they were co-housed.
在美国，人们认为该病毒是从非洲动物传给与其混在一起的许多具有易感性的非非洲物种的(像草原犬)。
2
Members of the crow family (Corvidae) are particularly susceptible, but virus has been detected in dead and dying birds of more than 250 species.
乌鸦科(鸦科)的鸟类尤其易感，但已在250多种死亡和濒临死亡的鸟类中检测出该病毒。
3
He said that very early springs can prove disastrous for species who breed too early making their offspring susceptible to unexpected cold or wet snaps later in the season.