Uncategorized

  1. Ecosystems

    Fish stocking may transmit toad disease

    Hatchery-raised trout can transfer a deadly fungus to western toads, bolstering the view that fish stocking may play a role in amphibian population declines.

    By Charlotte Schubert
  2. Paleontology

    Neandertals, humans may have grown apart

    A controversial fossil analysis finds that the skulls of Neandertals and humans grew in markedly different ways.

    By Bruce Bower
  3. Animals

    Roach gals get less choosy as time goes by

    As their first reproductive peak wanes, female cockroaches become more like male ones, willing to mate with any potential partner that moves.

    By Susan Milius
  4. Paleontology

    Study picks new site for dinosaur nostrils

    A new analysis of fossils and living animals suggests that most dinosaurs' nostrils occurred at locations toward the tip of their snout rather than farther up on their face, a concept that may change scientists' views of the animals' physiology and behavior.