News tagged with apex predators
500 million-year-old super predator had remarkable vision
South Australian Museum and University of Adelaide scientists working on fossils from Kangaroo Island, South Australia, have found eyes belonging to a giant 500 million-year-old marine predator that sat at ...
Other Sciences / Archaeology & Fossils
Dec 07, 2011 |
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Loss of large predators disrupting multiple plant, animal and human ecosystems
The enormous decline of large, apex predators and "consumers" ranging from wolves to lions, sharks and sea otters may represent the most powerful impacts humans have ever had on Earth's ecosystems, a group ...
Jul 14, 2011 |
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Conservation dollars and sense
Shark populations over the last 50 years have decreased dramatically. From habitat degradation to overfishing and finning, human activities have affected their populations and made certain species all but ...
Jun 27, 2011 |
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Unprecedented long study of Pacific predators shows importance of biological 'hotspots'
An unprecedented decade-long study of apex predators in the Pacific Ocean found a wider range of distribution among some species than previously thought, unknown relationships between other species, and the ...
Jun 22, 2011 |
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Scientists can track origin of shark fins using 'zip codes' in their DNA
An international team of scientists, led by the Institute for Ocean Conservation Science at Stony Brook University, has used DNA to determine that groups of dusky sharks (Carcharhinus obscurus) and copper ...
Apr 27, 2011 |
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Loss of top predators causing surge in smaller predators, ecosystem collapse
The catastrophic decline around the world of "apex" predators such as wolves, cougars, lions or sharks has led to a huge increase in smaller "mesopredators" that are causing major economic and ecological disruptions, ...
Oct 01, 2009 |
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Scientists conduct shark survey off US East Coast
Sandbar, dusky and tiger sharks are among dozens of shark species living in the coastal waters off the U.S. East Coast. Little is known about many of the species, but a survey begun nearly 25 years ago is helping scientists ...
Aug 13, 2009 |
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