It's Alive

  1. Climate

    Rising temperatures threaten heat-tolerant aardvarks

    Aardvarks may get a roundabout hit from climate change — less food.

    By Susan Milius
  2. Animals

    The blue wings of this dragonfly may be surprisingly alive

    The wings of adult morpho dragonflies show tiny respiratory channels that may support a complex of nanostructures that shine blue.

    By Susan Milius
  3. Animals

    Blennies have a lot of fang for such little fishes

    Unlike snakes, blennies evolved fangs before venom, through probably not because of any need to hunt big prey.

    By Susan Milius
  4. Animals

    First fluorescent frogs might see each others’ glow

    A polka dot frog, the first known fluorescent amphibian, may get a visibility boost in twilight and moonlight.