Our findings about reproductive biology are still limited, but they indicate that females have their first foal at five or six years of age, rather than the more common four or five years, and then may give birth every other year.

 
  • 对于非洲野驴的繁殖,我们的研究仍然有限,但是已经观察到雌驴产下第一胎的年龄,并非一般常见的4~岁,而是在5~岁左右,之后则是每隔一年生产一次。
今日热词
目录 附录 查词历史