منابع مشابه
Another Shark "Virgin Birth" Confirmed
In May 2007, the 5-foot, 94-pound shark died of stress-related complications related to her unknown pregnancy after undergoing a yearly checkup. The 10-inch shark pup was found during a necropsy of Tidbit, surprising aquarium officials. They initially thought the embryonic pup was either a product of a virgin birth or a cross between the blacktip and a male of another shark species which has ne...
متن کاملShark virgin birth produces multiple, viable offspring.
Facultative automictic parthenogenesis has only recently been confirmed in the most ancient jawed vertebrates, the chondrichthyan fishes (sharks, batoids, and chimeras). To date, however, in both documented cases, the females have only produced a single parthenogen offspring, and none of these have lived for more than 3 days. We present a genetically verified case of automictic parthenogenesis ...
متن کاملVirgin birth in a hammerhead shark.
Parthenogenesis has been documented in all major jawed vertebrate lineages except mammals and cartilaginous fishes (class Chondrichthyes: sharks, batoids and chimeras). Reports of captive female sharks giving birth despite being held in the extended absence of males have generally been ascribed to prior matings coupled with long-term sperm storage by the females. Here, we provide the first gene...
متن کاملThe Virgin Birth An Inquiry into the Biblical Doctrine -------------------------------------------------------------
Since the rise of rationalistic theology in the 19th Century, the approach to discussing the person of Yeshua has seen a marked change. While the Christian Church had for centuries begun her inquiry into Christology “from above,” humanistic rationalism required that such inquiry begin “from below.” In other words, while the Church had always begun with the deity of Yeshua and proceeded from the...
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ژورنال
عنوان ژورنال: Postgraduate Medical Journal
سال: 1994
ISSN: 0032-5473
DOI: 10.1136/pgmj.70.830.942