其他 返回
天气预报 > 其他 > 怎样判断八哥的性别
怎样判断八哥的性别
更新时间： 2020-09-21 00:00:00  

八哥鸟的雌雄鉴别主要听鸣声。其次是形态的差别。雄鸟的歌声优美而激昂，雌鸟的歌声较低沉且不甚悦耳。虽然羽色雌维相同，但在形态方面，雄鸟头大而略扁，嘴略粗、较长，为白玉色，腿肉红色或黄色；而雌鸟头较小而圆，嘴细而略短，灰色，腿灰色或浅黄色。从泄殖腔看，泄殖腔的外部，雌雄鸟有明显的区别，雌鸟泄殖腔较雄鸟稍平坦，周围松散地长着一圈小羽毛；雄鸟泄殖腔呈小圆柱形突起，在突起的顶端长有束状的小羽毛，从泄殖腔的平突状态即可断定雌雄。

关键词： 怎样 判断 八哥 性别

怎样判断八哥的性别相关经验

天气预报

最新推荐

页面:/news/view-1277420/ | 耗时:0.3898 s | 内存:2.11 MB | 查询:4 | 缓存读取:3 写入:0 | 加载文件:25
select * from tbl_Articles WHERE ArticleID=1277420 LIMIT 0,1
select * from tbl_Articles_data WHERE ArticleID=1277420 LIMIT 0,1
select * from tbl_Articles_sphinx where id=1277420 LIMIT 0,1
SELECT ArticleID,Title FROM tbl_Articles WHERE ArticleID IN(1088694,1096591,1083263,1118757,1076199,1104955,1115412,1051917,1103556,1101527,1104763,1064299,1108724,1053074,1043756,1073066,1110644,1081687,1113417,1083618,1092040,1112032,1114000,1067315,1117055,1094633,1100799,1090032,1066194,1069003) ORDER BY field (ArticleID,1088694,1096591,1083263,1118757,1076199,1104955,1115412,1051917,1103556,1101527,1104763,1064299,1108724,1053074,1043756,1073066,1110644,1081687,1113417,1083618,1092040,1112032,1114000,1067315,1117055,1094633,1100799,1090032,1066194,1069003)