读报
登录注册网站首页
 

LEARNING

Key course: Making a comeback

作者:TEENS
Aa
  • -   
  •    +

I. Getting started

Extinct animals are animal species that have stopped breeding (繁殖), died out and no longer exist. The moment the last living member of the species has died is understood as the time of its extinction.

点击阅读全文
联系我们  |  诚聘英才  |  关于我们  |  版权声明
© i21st.cn   京ICP备2024066071号-1
 
选择报纸
选择报纸
关闭