Mike says any pine tree is vulnerable to bark beetles, and summer is the highest-risk time. "We see it on a weekly basis," said Mike.

An entomologist discusses the Pine Bark beetle and whether our unusually cold winter might make them less prevalent in Colorado forests.

So of course, it’s really tough to be a tree.” The Colorado Sun is a reader-supported, nonpartisan news organization dedicated to covering Colorado issues. To learn more, go to coloradosun.com.

Given the extent of the Colorado forest affected by bark beetle — 3.4 million acres by mountain pine beetle plus 1.78 million acres by spruce beetle between 1996 and 2014 — preventing ...

GRAND JUNCTION, Colo. (KJCT) - That bark beetle problem in Colorado is still evolving and in many cases, still growing. Luckily, this active winter might help slow them down. It’s not the ...

DENVERDENVER ” A new survey shows that bark beetles have killed another 400,000 acres of pine trees in Colorado, boosting to nearly 2 million acres the total area devastated by the outbreak first ...

Recent cold, windy weather may have been bitter for humans in Colorado, but the pine beetle larvae snuggled up in the bark of area lodgepole forests are doing just fine, according to U.S. Forest ...

From 1996 to 2016, the pine beetle ripped through more than 3.4 million acres of Colorado’s forests — about 14 percent — according to the Colorado State Forest Service, by far the state’s ...

Pinyon pine is a widely distributed pine that grows in the Intermountain region of western North America. It is a major indicator tree in the pinyon-juniper life zone. P. edulis is a short and ...

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 ...