Bears in Yellowstone and Grand Teton national parks have been in the news a bit this summer, both because of their behavior and the behavior of tourists watching the bears. The following column, which Todd Wilkinson posted on his Wildlife Art Journal site the other day, will have you scratching your head over how there haven't been more bear-human incidents this summer.

An investigation was continuing Saturday into the death of a hiker whose body was found in the backcountry of Yellowstone National Park.

Within its roughly 521,490 acres, Great Smoky Mountains National Park probably harbors about 1,500 black bears, according to the park's biologists. And this summer, those bears have been particularly ornery.