Lesley Evans Ogden

All Stories by Lesley Evans Ogden

  1. humpback whale

    Humpback whale bumps have marine biologists stumped

    Christine Gabriele is taking tissue samples from humpback whales in Hawaii to determine why more and more have nodular dermatitis.

  2. saiga

    Here’s why so many saiga antelope mysteriously died in 2015

    Higher than normal temperatures turned normally benign bacteria lethal, killing hundreds of thousands of the saiga antelopes.

  3. harbor porpoise

    In marine mammals’ battle of the sexes, vaginal folds can make the difference

    Patricia Brennan and colleagues found certain female ocean mammals have vaginal folds that give them an advantage in mating

  4. La Brea Tar Pits

    Surgeon aims to diagnose deformities of extinct saber-toothed cats

    Using CT scans, one orthopedic surgeon is on a quest to diagnose deformities in long-dead saber-toothed cats.