Parthenogenesis, the ability of females of some species able to reproduce without the help of male sperm. This feat which is seen in insects, some reptiles and fish may now have been documented twice in shark species. This is amazing. All because a female shark bit an aquarium curator, reacted badly to sedatives and was dissected to find a nearly ready to be born pup in the uterus in a tank without any males of the species. Imagine how many sharks in the wild might have been born to only one mother?
Read the article here.