Tiger sharks appear to be genetically monogamous – and it could be putting the species at risk.
Marine ecologists have shown that traces of DNA in the sea can be used to monitor shark populations.
In a paper published in Proceedings of the Royal Society B: Biological Sciences, researchers report that shark species have evolved diverse physical attributes to help them thrive in different ocean ecosystems.
The first thing to say about shark attack deaths is that they are very rare, with only about two per year in Australia. But still, every year without fail, people die from shark bites, both here and around the world.
Nearly one-third of the shark species in the global fin trade are at risk of extinction, according to a new study led by FIU marine scientist Demian Chapman.
Lions, chimpanzees, giraffes, leopards and a wide variety of sharks received added protection at a UN wildlife conference in the Philippines, organisers said Saturday.
Sharks come in all shapes and sizes and perhaps the most unusual is the hammerhead shark, easily recognized by its oddly shaped head. Most research on hammerheads has focused specifically on their laterally expanded heads, ...
As lawmakers propose banning the sale of shark fins in the U.S., a pair of scientists is pushing back, saying the effort might actually harm attempts to conserve the marine predators.
A majority of shark fins and manta ray gills sold around the globe for traditional medicines come from endangered species, a University of Guelph study has revealed.
More bad news for sharks.