805 results
805 results for: Sharks
- Oceans
Magnetism from underwater power cables doesn’t deter sea life
High-voltage power cables that ferry electricity across the seafloor do not negatively impact local fish and crabs, new studies show.
- Paleontology
Dimetrodon’s diet redetermined
The reptilelike Dimetrodon dined mainly on amphibians and sharks, not big herbivores as scientists once believed.
- Life
‘Racing Extinction’ documents plight of endangered species
The new documentary "Racing Extinction" offers hope that people can halt the sixth mass extinction.
- Animals
Paternity test reveals father’s role in mystery shark birth
A shark pup was born in a tank with three female sharks but no males. A genetic study finds that the shark must have stored sperm for nearly four years.
- Paleontology
12 amazing fossil finds of 2015
From an ancient sponge ancestor to the Carolina Butcher, scientists learned a lot about life on Earth this year.
- Life
Fossilized fish skull shakes up the evolutionary history of jaws
Analysis of a 415-million-year-old fossilized fish skull suggest that the earliest jawed vertebrates probably looked a lot like modern bony fish.
- Math
Sharks’ hunting paths may not be driven by math
Penguins, tuna, sharks and other marine hunters have been shown to use math to find food. But simulations suggest the behavior is a result of rough water, not complex calculation.
- Animals
Ivory listings found on Craigslist as elephant poaching continues
Elephants are hunted by the thousands to meet demand for ivory products.
- Animals
What happens to animals in a hurricane?
Hurricanes can be devastating to animals on land and in the sea, but they can also provide opportunities.
- Oceans
Fish escapes from marine farms raise concerns about wildlife
Farmed salmon, sea bass and other fish frequently escape from sea cages into the ocean. Will these runaways harm native wildlife?
- Paleontology
Fossils illustrate evolution of life
Paleontologist Donald Prothero takes readers through the evolution of life on Earth from the earliest oozes of goo to our recent relative Lucy.
- Animals
How a seahorse dad is like a pregnant woman
Live birth has evolved at least 150 times in vertebrates, including in seahorses and humans. And there are some surprising similarities between the species.
