Jeff Hull

Jeff Hull

Articles by this Author

Published: January-February 2008

Biologists are racing to find ferocious and elusive wolverines before trappers do.

Published: March-April 2012

Yellowstone's grizzlies have been rebounding. But are they really out of the woods?

Published: January-February 2013

Few places offer more intimate wildlife viewing than Yellowstone in winter.

Published: November-December 2010

Winter's icy landscape is anything but lifeless.