A new discovery shows that evolution isn't just a process where nature "selects" the best designs from a pool of limitless options. Instead, embryonic development guides evolution along certain paths ...

Berkeley - For at least a million years, owls throughout the West have been snapping up sagebrush voles and reducing them to gray pellets of fur, bones and teeth littering the foot of the roost.

ROSEVILLE -- Rodents are wreaking havoc in Roseville parks, but Placer County officials have found a creative way to give nature a chance to fight back. Josh Huntsinger says the vole population has ...

Voles (1), horses (2), and elephants (3)—each vastly different—share one simple trait: very tall and resistant teeth, sharp enough to tackle the hardest plants. Imagine a row of kitchen graters tucked ...