Professor Zoe Donaldson studies how humans grieve the loss of romantic, monogamous partners by researching the tiny rodents.
A species of trout thought to be extinct was found and rescued.
There's new research on the tamarisk, an invasive shrub that clings stubbornly to the banks of southwestern waterways.
Biologist Erin Tripp makes a living learning about lichens. She's identified two new species a few minutes drive from her office at the University of Colorado Boulder.
Surrogate motherhood and in vitro fertilization aim to increase the number of bison with a special genetic make-up, and make sure they're disease-free.