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Latest Odontaspididae Stories

Unborn Sand Tiger Sharks Cannibalize One Another To Become Sole Survivor
2013-05-01 15:25:41

Brett Smith for redOrbit.com - Your Universe Online In some sexually reproducing species, the competition between males to pass on their genetic material ends with conception. However, for sand tiger sharks that competition extends into the female´s uteri where baby sharks cannibalize one another until only one remains. According to a new study in Biology Letters, a female sand tiger shark typically mates with multiple males, but the results of in utero cannibalism could result in...

2005-08-05 09:59:13

By Michael Perry SYDNEY (Reuters) - The endangered gray nurse shark is its own worst enemy -- its young eat each other in the womb -- so Australian scientists have a radical rescue plan to artificially inseminate and breed the ocean predator in test-tubes. The gray nurse is one of the fiercest-looking but most docile marine creatures, and despite it being declared endangered in 1984 and its habitat protected, it could become extinct along Australia's east coast within 20 years, scientists...

2005-07-28 03:40:00

By Michael Perry SYDNEY (Reuters) - The endangered gray nurse shark is its own worst enemy, its young eat each other in the womb, so Australian scientists have a radical rescue plan to artificially inseminate and breed the ocean predator in test-tubes. The gray nurse is one of the fiercest-looking but most docile marine creatures, and despite it being declared endangered in 1984 and its habitat protected, it could become extinct along Australia's east coast within 20 years, scientists say. In...

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2005-06-03 17:29:40

SYDNEY, Australia -- Australian scientists will attempt to breed gray nurse sharks in artificial wombs under a plan to boost the critically endangered species' numbers, a state fisheries minister said Friday. Embryos harvested from female sharks in the wild will be reared separately in artificial wombs designed to stop the ravenous fish from devouring each other before birth in what is known as "intrauterine cannibalism." "This is literally survival of the fittest at work, but...


Word of the Day
endocarp
  • The hard inner (usually woody) layer of the pericarp of some fruits (as peaches or plums or cherries or olives) that contains the seed.
This word comes from the Greek 'endon,' in, within, plus the Greek 'karpos', fruit.
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