Latest Sand shark Stories

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 the...

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...