This baby bonnethead shark, born in a Nebraska zoo in2001, was recently found to have been the product of" virgin birth ," the first time the phenomenon has been confirmed in a shark.

這條01年出生在內(nèi)布拉斯加動物園窄頭雙髻鯊最近被發(fā)現(xiàn)是由孤雌生殖而來91日本在线精品高清观看，這是孤雌生殖第一次出現(xiàn)在鯊魚這個(gè)物種上91综合视频在线。

Bonnethead shark Females of this small hammerhead shark species were thought to mate with several males and store their sperm for later use, so scientists assumed the resulting litter of baby sharks would have several different fathers.

窄頭雙髻鯊科學(xué)家曾認(rèn)為婷婷操操b，雌性窄頭雙髻鯊有不同的性伴侶并將不同的雄鯊*儲存在體內(nèi)供今后孕育幼鯊偷拍福利视频网站，于是雌性窄頭雙髻鯊產(chǎn)下的每胎小鯊魚都可能有若干個(gè)父親日韩美女视频一区二区三区。