天气预报 > 其他 > 喜鹊为什么一年要做一个窝
喜鹊为什么一年要做一个窝
更新时间: 2020-11-02 00:00:00  

喜鹊一年要做一个窝是因为表明它们对该树杈结构适于建巢有着判断,同时喜鹊搭窝的“冲动”,正是喜鹊的DNA智力系统发出的性成熟信号或交尾繁殖信号,促使喜鹊的神经元智力系统启动了建巢工作。喜鹊是鸟纲鸦科的一种鸟类,共有10个亚种,体长40-50厘米,雌雄羽色相似,头、颈、背至尾均为黑色,并自前往后分别呈现紫色、绿蓝色、绿色等光泽,双翅黑色而在翼肩有一大形白斑,尾远较翅长,呈楔形,嘴、腿、脚纯黑色,腹面以胸为界,前黑后白。

关键词: 喜鹊 为什么 一个

喜鹊为什么一年要做一个窝相关经验

天气预报

最新推荐

页面:/news/view-1419281/ | 耗时:0.1896 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=1419281 LIMIT 0,1
select * from tbl_Articles_data WHERE ArticleID=1419281 LIMIT 0,1
select * from tbl_Articles_sphinx where id=1419281 LIMIT 0,1
SELECT ArticleID,Title FROM tbl_Articles WHERE ArticleID IN(321564,2852333,1373192,2075448,1110974,1093192,1052247,2643581,1103285,1093625,1071843,1086116,1083227,2496572,1114878,1133121,1132433,1125213,1092926,1081811,1081957,1071307,1128909,1074272,3163347,1102630,1090034,1086420,1128351,1119484) ORDER BY field (ArticleID,321564,2852333,1373192,2075448,1110974,1093192,1052247,2643581,1103285,1093625,1071843,1086116,1083227,2496572,1114878,1133121,1132433,1125213,1092926,1081811,1081957,1071307,1128909,1074272,3163347,1102630,1090034,1086420,1128351,1119484)