Yellowstone National ParkYellowstone National Park, located in the western United States, covers a total area of 2.2 million acres across Wyoming, Montana, and Idaho. The process of wolf recovery in Yellowstone National Park started long before their r...
Many people believe that the wolf reintroduction didn’t do anything to restore the Yellowstone ecosystem; others believe that the wolf was the sole factor causing the recovery. The truth, as with most things, probably lies somewhere in the middle: wolves were responsible forsome,but not all, ...
The disappearance of the wolves had many unexpected results. Deer and elk populations — major food sources (来源) for the wolf – grew rapidly. These animals consumed large amounts of vegetation (植被), which reduced plant diversity in the park. In the absence of wolves, coyote populations a...
Wolf Reintroduction Changes Ecosystem in Yellowstone View More Geysers Grand Prismatic Spring at Yellowstone’s Midway Geyser Basin Old Faithful may be more famous, but the Grand Prismatic Hot Spring is the most photographed thermal feature in Yellowstone. That's because of its crazy-bright colors...
Wolf Reintroduction to Yellowstone For the first time in nearly 70 years the howl of the wolf is being echoed throughout Yellowstone National Park. Canis Lupus, the Gray Wolf, one of the largest and most complex of the canine species, has been successfully reintroduced into the Yellowstone ecos...
Opponents of the wolf reintroduction claim that wolves chase and weaken elk and other prey animals in the park by running them, and kill just for the fun of it. The video here shows what really happens and that wolves are unsuccessful more than they are successful, and generally go days or...
B. Yellowstone's wolf reintroduction program was a mistake. C. The government should be responsible for reintroducing wolves. D. Yellowstone's wolf program has benefited the wolves and the park. 相关知识点: 试题来源: 解析 答案见上28.C 解段落主旨要义 根据第二段中的 "But they were ...
A wolf in Yellowstone National Park. Photo: Jim Peaco/NPS, public domain. Studying the Yellowstone wolves The wolves today in Yellowstone are intensively studied because this population is seen as an example how wider ecosystems are impacted by the reintroduction of a top predator. Wolves have be...
The gray wolf was listed as endangered under the Endangered Species Act in 1973. Reintroduction efforts placed 66 wolves in Yellowstone National Park and part of Idaho in 1995-96. As many as 1,500 wolves now live in Idaho, Montana and Wyoming. “The federal government is giving the states ...
Over the past 10 years wolf reintroduction into Yellowstone National Park has been a controversial topic to those of the United States. As of 1995, wolves have been reintroduced into the park. This has come with some strong opposition and yet has prevailed. The future of the wolf in ...