Water temperatures should be climbing back up Aug 17, 2008
show off a bonnethead shark they caught recently off Amelia Island. Last modified 8/15/2008 - 1:28 am Originally created 081608. (Florida Times-Union)
Virgin Birth: Shark Expert Comments On Parthenogenesis Jun 24, 2007
Birds do it, bees do it, and now there is evidence that female sharks are able to do it on their own -- without the contribution of male DNA. A recent report from a team of American and Irish researchers has concluded that the mysterious appearance in 2001 of an infant female bonnethead shark at Omaha s Henry Doorly Zoo in a tank that held only two adult female sharks was the result of parthenogenesis (Gr. virgin birth. (Science Daily)
Shark Gives "Virgin Birth" in Detroit May 25, 2007
But instead of throwing them out as usual, Sweet left the eggs in the tank for a while because he had heard of a bonnethead shark at the Henry Doorly Zoo in Omaha, Nebraska, thought to have given a virgin birth last year. He eventually transferred the eggs to a separate tank, and 15 weeks after they'd been laid, the eggs hatched, and the mystery of the virgin birth was repeated. (National Geographic)
Hammerhead Shark Gave "Virgin Birth" in Omaha Zoo May 25, 2007
The baby bonnethead shark, a type of hammerhead, was born at the Henry Doorly Zoo in Omaha, Nebraska. It was killed within hours of its birth by a stingray in the same tank. (National Geographic)
Study confirms virgin birth of zoo shark pup May 23, 2007
The bonnethead shark was born through "parthenogenesis", a process where an egg develops into an embryo without being fertilised by sperm. Virgin births, possible in some birds, amphibians, reptiles and bony fishes, are extremely rare. (Guardian Unlimited)
