Search Results for: Sharks
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806 results for: Sharks
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EcosystemsPredators return
Warming waters could push new predators into Antarctica's delicate ecosystems.
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Health & MedicineOverly Hungry for Frogs
Frogs are shipped half-way round the world to sate human appetites for this lean white meat.
By Janet Raloff -
LifeLife: Science news of the year, 2008
Science News writers and editors looked back at the past year's stories and selected a handful as the year's most interesting and important in Life. Follow hotlinks to the full, original stories.
By Science News -
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PaleontologyThe first matrushka
A newly found fossil preserves one creature inside another that lies nestled inside yet another, a Paleozoic version of the Russian nesting dolls known as matrushkas.
By Sid Perkins -
EcosystemsHuman ‘Signature’ in Fish Losses
Why the whales-ate-my-fish argument doesn't hold water.
By Janet Raloff -
LifeElephant kin liked the water
Moeritherium, ancient relatives of modern elephants, may have spent much of their time in lakes, rivers or swamps.
By Sid Perkins -
AnimalsVirgin Birth: Shark has daughter without a dad
DNA testing of two sharks confirms an instance of reproduction without mating, adding a fifth major vertebrate lineage to those known for occasional virgin births.
By Susan Milius -
EarthNaming Your Tax Write-Off
You can name this newly discovered sea slug — or nudibranch — housed in the Scripps Oceanographic Collections. The catch: It’ll cost you. But that “donation” will be tax deductible.
By Janet Raloff -
EarthSharks, dolphins store pollutants
Florida's top aquatic predators are rapidly accumulating high concentrations of brominated flame retardants and other persistent toxic chemicals.
By Janet Raloff -
EarthHammered Saws
Sawfish, shark relatives that almost went extinct several decades ago, have now gained protection by international treaty.
By Janet Raloff -
AnimalsToo Few Jaws: Shark declines let rays overgraze scallops
A shortage of big sharks on the U.S. East Coast is letting their prey flourish, and that prey is going hog wild, demolishing bay scallop populations.
By Susan Milius