Search results for Sharks

Ecology May 20, 2024

Researchers investigate mercury concentrations in fish and wildlife on a global scale

A paper, titled "Global Mercury Concentrations in Biota: Their Use as a Basis for a Global Biomonitoring Framework" and published in the journal Ecotoxicology, describes for the first time currently available mercury data ...

Plants & Animals May 18, 2024

Why so many animals, including our pets, have a third eyelid—yet humans don't

Our family dog used to have a rather noticeable extra eyelid that became especially apparent when he dozed off, usually upturned on the rug. This is the fleshy curtain seen at the corner of each eye, closest to the nose. ...

Plants & Animals May 16, 2024

Researchers uncover how jelly sea creatures might shape modern robotics

Scientists at the University of Oregon have discovered that colonies of gelatinous sea animals swim through the ocean in giant corkscrew shapes using coordinated jet propulsion, an unusual kind of locomotion that could inspire ...

Biotechnology May 15, 2024

Science is making anti-aging progress. But do we want to live forever?

Mayflies live for only a day. Galapagos tortoises can reach up to age 170. The Greenland shark holds the world record at over 400 years of life.

Plants & Animals May 15, 2024

Most dangerous areas for whale shark-shipping vessel collisions revealed

Researchers have found that heavily used shipping lanes pass through crucial whale shark feeding grounds, posing a threat to this endangered species.

Plants & Animals May 14, 2024

Mislabeled shark meat rampant in Australian markets, study finds

Researchers at Macquarie University have found a significant portion of shark meat sold in Australian fish markets and takeaway shops is mislabeled, including several samples from threatened species.

Ecology May 13, 2024

Small but mighty, plankton are among the most powerful creatures on Earth

If you go to the beach and dip a bucket in the sea, you might at first think it contains lifeless water. But examine that water under a microscope and you will see your bucket contains a universe of microscopic life, in the ...

Plants & Animals May 8, 2024

'Essentially a gas station,' fishy feast draws sea lions to Pier 39 in numbers not seen in 15 years

They're big, loud, and smelly—and they have taken over San Francisco's touristy Pier 39.

Plants & Animals May 8, 2024

Discovery of ancient Glaswegian shrimp fossil reveals new species

A short but robust little shrimp may have died out over 330 million years ago during the Carboniferous period, but the rare Scottish shellfish has been revitalized as a new species to science and as a Glaswegian.

Plants & Animals May 2, 2024

Great white sharks off South Africa's coast are protected by law, but not in practice—this needs to change

In less than eight years, white sharks in South Africa have all but disappeared from their historical hotspots in False Bay and Gansbaai, on the Western Cape coast. These areas were once known as the "white shark capital ...

page 3 from 40