Somewhere between life and death is the Alaskan Tree Frog. Discover how this amphibian freezes and lives to tell the tale.
Green Matters on MSN
Scientists put cameras on grizzlies — and the footage reveals what survival in the Arctic looks like
The cameras logged hundreds of hours of footage, giving researchers an intimate view of grizzly bears' daily lives.
Some results have been hidden because they may be inaccessible to you
Show inaccessible results
Feedback