Wolf

Lone Yellowstone wolf has bison calf for breakfast

Nature can be brutal.

There are rules in place for safety of your pet, the wildlife and other park visitors.

Yellowstone has up to 8 wolf packs with nearly 500 wolves

Officials say department regulations have helped reduce livestock conflicts.

About 6,000 of the animals live in the Northern Rockies, Pacific Northwest and Western Great Lakes.

Smith says the survival rate of gray pups is only about 7%.

The charge against the woman was later dropped.