I had arrived at Leonards Ridge on the Uncompahgre Plateau, a shelf of rock at the top of a cliff, chosen for its likelihood of a scenic vista to the east. I set up my tent and was looking for the ...

Trees with smoother bark are better at repelling attacks by mountain pine beetles, which have difficulty gripping the slippery surface, according to a new study. Trees with smoother bark are better at ...

Limber pine, as seen here along the Sky High Trail, San Gorgonio Wilderness, San Bernardino Mountains, California, can have smooth bark, which discourages bark beetles. Photo courtesy of Wikimedia ...

If the Australian bush was an art gallery, I'd be heading straight to the bark exhibition. In this country we're blessed with some of the most beautifully barked trees in the world and, in my book, ...

The winter landscape may seem a bit bland at first glance. But if you look closely, you’ll find that quite a few plants have interesting bark that is actually easier to appreciate without the ...