178| 0
|
北极的夏季和冬季是没有明暗循环的极昼与极夜,这些季节差异如何影响驯鹿的生物节律呢? |
簽到天數: 30 天 [LV.5]常住居民I
|
| ||||
GMT+8, 2024-11-5 19:01 , Processed in 0.015793 second(s), 17 queries , Gzip On, Memcache On.
Powered by Discuz! X2.5
© 2001-2012 Comsenz Inc.