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Latest Sand tiger shark Stories

Better Understanding Arctic Climate Change Based On Shark Teeth
2014-07-10 08:44:06

April Flowers for redOrbit.com - Your Universe Online Today, polar bears and other animals adapted to extremely cold environments inhabit the Arctic tundra. In the past, around 53 to 38 million years ago (the Eocene epoch), the Arctic was not a frozen tundra -- rather, it was more like a huge temperate forest with brackish water. This forest was home to a wide variety of wildlife, including the ancestors of modern-day tapirs, hippo-like creatures, crocodiles and giant tortoises....

modern day sand tiger shark
2014-07-01 05:12:56

April Flowers for redOrbit.com - Your Universe Online Most sharks today are strictly saltwater fish, however, a new study led by the University of Colorado Boulder and the University of Chicago reveals that this was not the case 50 million years ago. Sharks in the Arctic Ocean during this time lived in brackish water, with approximately the same amount of freshwater found in modern day Lake Ponchatrain in Louisiana. The study, led by University of Chicago postdoctoral researcher Sora...

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...

Researchers Use Underwater Robot To Track Tagged Tiger Sharks
2012-10-18 10:18:37

Lawrence LeBlond for redOrbit.com - Your Universe Online Researchers from University of Delaware are in the midst of a multiyear study with Delaware State University researchers to better understand the behavior and migration patterns of sand tiger sharks. In the latest phase of the study, an underwater robot is being unleashed to hunt down and follow these seemingly placid predators. The Oceanographic Telemetry Identification Sensor (OTIS) is a remote-controlled underwater device that...


Word of the Day
Cthulhu
  • A gigantic fictional humanoid alien god being described with a head resembling an octopus and dragon wings and claws, around whom an insane cult developed.
  • Pertaining to the mythos of Cthulhu and additional otherworldly beings created by H. P. Lovecraft or inspired by his writings and imitators.
This word was invented in 1926 by H.P. Lovecraft for his short story, 'The Call of Cthulhu.' 'Cthulhu' may be based on the word 'chthonic,' which in Greek mythology refers to the underworld.
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