Search Results for: Vertebrates

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1,560 results

1,560 results for: Vertebrates

  1. June 13, 1925

  2. August 28, 1926

  3. January 10, 1942

  4. Hey, we’re richer than we thought!

    The latest inventory of life in the United States has turned up an extra 100,000 species of plants, animals, and fungi.

    By Susan Milius
  5. Animals

    Music without Borders

    When birds trill and whales woo-oo, we call it singing. Are we serious?

    By Susan Milius

  6. Do oxpeckers help or mostly just freeload?

    A textbook example of mutualism—birds that ride around picking ticks off big African mammals—may not be mutually beneficial at all.

    By Susan Milius
  7. Agriculture

    Downtown Fisheries?

    Advances may make fish farming a healthy prospect, even for inner cities.

    By Janet Raloff
  8. Animals

    New frog-killing disease may not be so new

    The skin disease that savaged amphibians in remote wildernesses in the 1990s has been linked to outbreaks in the 1970s.

    By Susan Milius
  9. Ecosystems

    Famine reveals incredible shrinking iguanas

    Marine iguanas in the Galápagos Islands are the first vertebrates known to reduce their size during a food shortage and then regrow to their original body lengths.

    By Susan Milius

  10. Blood cues sex choice for parasites

    Malaria parasites shift their female-biased production of offspring toward a more evenly balanced sex ratio as an infection proceeds.

    By John Travis

  11. For geneticists, interference becomes an asset

    A new method of disrupting genes, called RNA interference, works in mouse cells.

    By John Travis
  12. Paleontology

    All mixed up over birds and dinosaurs

    A bit of fossil fakery snookered a team of paleontologists

    By Richard Monastersky