About This BlogRanger-naturalists have been interpreting the natural and cultural resources of Yosemite for park visitors for nearly a century. In this blog, some of Yosemite's park rangers share recent observations from around Yosemite. All posts are shown below, or you can view posts by topic. Yosemite's Ghost Forests
October 07, 2014
Despite its hearty stature, large stands of lodgepole pine can be found bleached of their color and stripped of their bark, in what are known as “ghost forests.” During the 1950s some 46,000 acres of lodgepole in Yosemite had effectively been defoliated and transformed into a ghost forest. So, how did some of the sturdiest high elevation trees die off in such large numbers? Pacific Tree Frog: Pseudacris rigilla
September 07, 2013
Yosemite is home to many things. Our most recognizable features are towering granite walls and waterfalls, but if you take a closer look you just might be lucky enough to see some of the tiny creatures that dwell in and around them. One such creature is the Pacific tree frog. |
Last updated: March 27, 2021