Scientists have finally solved the mystery of how the fossilized feathers of a 30,000-year-old vulture were preserved with such unprecedented levels of detail. The griffon vulture (Gyps fulvus), which ...

but with calving season still in full swing, the work—and the cold—are far from over. He said ranchers can lose anywhere from $375 up to $850 for every lost calf, depending on age.

That prompted its mother, J35, or Tahlequah, to carry and push the dead calf for several days, something she had done previously with another lost calf. All eyes are now on J62. “The birth of ...