Search Results for: Fish

Open the calendar Use the arrow keys to select a date

Can’t find what you’re looking for? Visit our FAQ page.

8,242 results

8,242 results for: Fish

  1. Humans

    Letters from the May 27, 2006, issue of Science News

    Dig it or don’t I am rather surprised at all the attention this find is getting (“Out of the Shadows: Not all early mammals were shy and retiring,” SN: 3/18/06, p. 173). Some would think that these mammals caused the downfall of the dinosaurs, but the fossil record suggests a very different scenario. There is […]

    By
  2. 19588

    In this article the mirror image isn’t really a perfect match, is it? It doesn’t itself secrete anything. Also, could the mirror be made to slowly withdraw, thus pulling the fish image away from the real fish in a simulated retreat? Let’s see then if there are any victory-induced hormones released. W. Gregory StewartLos Angeles, […]

    By
  3. Health & Medicine

    To Fight Cataracts, It’s Fish Yea, Mayo Nay

    Which fats predominate in a person's diet may influence that individual's susceptibility to cataracts.

    By
  4. Earth

    A Little Less Green?

    Emerging data indicate that use of pyrethroid pesticides, even by home owners, poses significant environmental risks.

    By
  5. Humans

    Science News of the Year 2006

    A review of important scientific achievements reported in Science News during the year 2006.

    By
  6. Animals

    Lobster Hygiene: Healthy animals quick to spot another’s ills

    Caribbean spiny lobsters will avoid sharing a den with another lobster that's coming down with a viral disease.

    By
  7. Earth

    PCBs damage fish immune systems

    A common Arctic fish can suffer subtle immunological impairments from exposure to polychlorinated biphenyls at concentrations recorded in some remote polar waters.

    By
  8. Animals

    Getting the Gull: Baiting trick spreads among killer whales

    A young male orca that spits up fish and then ambushes gulls attracted to the mess seems to have started a wave of cultural transmission.

    By
  9. Earth

    Dashing Rogues

    Rogue waves, which tower over the waves that surround them, are probably more common than scientists had previously suspected.

    By
  10. Paleontology

    Some plesiosaurs went for clams

    The fossils of plesiosaurs recently unearthed in Australia suggest that the long-necked, aquatic reptiles had a more varied diet than scientists had previously suspected.

    By
  11. Humans

    Letters from the August 6, 2005, issue of Science News

    Empty threat? “Empty Nets: Fisheries may be crippling themselves by targeting the big ones” (SN: 6/4/05, p. 360) reads as if there is something to be alarmed about. By selectively catching large fish, we have reduced “the mean size [of food fish to] one-fifth of what it was.” This is not cause for alarm. It […]

    By
  12. Ecosystems

    Where Tuna Go: Atlantic fish mix for feeding, not spawning

    The largest high-tech tag study yet of Atlantic bluefin tuna suggests that two groups mix on feeding grounds but spawn on opposite sides of the ocean.

    By